无敌奇葩代码1.0

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cstring>
#include <functional>
#include <limits>
#include <list>
#include <map>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <utility>
#include <vector>
#include <cwchar>
#include <cwctype>
#include <cmath>
using namespace std;
enum class Season { SPRING, SUMMER, AUTUMN, WINTER };
enum FileMode { READ, WRITE, APPEND };
struct DummyStruct_1 { int a; double b; char c; DummyStruct_1() : a(0), b(0.0), c(0) {} };
struct DummyStruct_2 { int a; double b; char c; DummyStruct_2() : a(0), b(0.0), c(0) {} };
struct DummyStruct_3 { int a; double b; char c; DummyStruct_3() : a(0), b(0.0), c(0) {} };
struct DummyStruct_4 { int a; double b; char c; DummyStruct_4() : a(0), b(0.0), c(0) {} };
struct DummyStruct_5 { int a; double b; char c; DummyStruct_5() : a(0), b(0.0), c(0) {} };
struct DummyStruct_6 { int a; double b; char c; DummyStruct_6() : a(0), b(0.0), c(0) {} };
struct DummyStruct_7 { int a; double b; char c; DummyStruct_7() : a(0), b(0.0), c(0) {} };
struct DummyStruct_8 { int a; double b; char c; DummyStruct_8() : a(0), b(0.0), c(0) {} };
struct DummyStruct_9 { int a; double b; char c; DummyStruct_9() : a(0), b(0.0), c(0) {} };
struct DummyStruct_10 { int a; double b; char c; DummyStruct_10() : a(0), b(0.0), c(0) {} };
struct DummyStruct_11 { int a; double b; char c; DummyStruct_11() : a(0), b(0.0), c(0) {} };
struct DummyStruct_12 { int a; double b; char c; DummyStruct_12() : a(0), b(0.0), c(0) {} };
struct DummyStruct_13 { int a; double b; char c; DummyStruct_13() : a(0), b(0.0), c(0) {} };
struct DummyStruct_14 { int a; double b; char c; DummyStruct_14() : a(0), b(0.0), c(0) {} };
struct DummyStruct_15 { int a; double b; char c; DummyStruct_15() : a(0), b(0.0), c(0) {} };
struct DummyStruct_16 { int a; double b; char c; DummyStruct_16() : a(0), b(0.0), c(0) {} };
struct DummyStruct_17 { int a; double b; char c; DummyStruct_17() : a(0), b(0.0), c(0) {} };
struct DummyStruct_18 { int a; double b; char c; DummyStruct_18() : a(0), b(0.0), c(0) {} };
struct DummyStruct_19 { int a; double b; char c; DummyStruct_19() : a(0), b(0.0), c(0) {} };
struct DummyStruct_20 { int a; double b; char c; DummyStruct_20() : a(0), b(0.0), c(0) {} };
struct DummyStruct_21 { int a; double b; char c; DummyStruct_21() : a(0), b(0.0), c(0) {} };
struct DummyStruct_22 { int a; double b; char c; DummyStruct_22() : a(0), b(0.0), c(0) {} };
struct DummyStruct_23 { int a; double b; char c; DummyStruct_23() : a(0), b(0.0), c(0) {} };
struct DummyStruct_24 { int a; double b; char c; DummyStruct_24() : a(0), b(0.0), c(0) {} };
struct DummyStruct_25 { int a; double b; char c; DummyStruct_25() : a(0), b(0.0), c(0) {} };
struct DummyStruct_26 { int a; double b; char c; DummyStruct_26() : a(0), b(0.0), c(0) {} };
struct DummyStruct_27 { int a; double b; char c; DummyStruct_27() : a(0), b(0.0), c(0) {} };
struct DummyStruct_28 { int a; double b; char c; DummyStruct_28() : a(0), b(0.0), c(0) {} };
struct DummyStruct_29 { int a; double b; char c; DummyStruct_29() : a(0), b(0.0), c(0) {} };
struct DummyStruct_30 { int a; double b; char c; DummyStruct_30() : a(0), b(0.0), c(0) {} };
struct DummyStruct_31 { int a; double b; char c; DummyStruct_31() : a(0), b(0.0), c(0) {} };
struct DummyStruct_32 { int a; double b; char c; DummyStruct_32() : a(0), b(0.0), c(0) {} };
struct DummyStruct_33 { int a; double b; char c; DummyStruct_33() : a(0), b(0.0), c(0) {} };
struct DummyStruct_34 { int a; double b; char c; DummyStruct_34() : a(0), b(0.0), c(0) {} };
struct DummyStruct_35 { int a; double b; char c; DummyStruct_35() : a(0), b(0.0), c(0) {} };
struct DummyStruct_36 { int a; double b; char c; DummyStruct_36() : a(0), b(0.0), c(0) {} };
struct DummyStruct_37 { int a; double b; char c; DummyStruct_37() : a(0), b(0.0), c(0) {} };
struct DummyStruct_38 { int a; double b; char c; DummyStruct_38() : a(0), b(0.0), c(0) {} };
struct DummyStruct_39 { int a; double b; char c; DummyStruct_39() : a(0), b(0.0), c(0) {} };
struct DummyStruct_40 { int a; double b; char c; DummyStruct_40() : a(0), b(0.0), c(0) {} };
struct DummyStruct_41 { int a; double b; char c; DummyStruct_41() : a(0), b(0.0), c(0) {} };
struct DummyStruct_42 { int a; double b; char c; DummyStruct_42() : a(0), b(0.0), c(0) {} };
struct DummyStruct_43 { int a; double b; char c; DummyStruct_43() : a(0), b(0.0), c(0) {} };
struct DummyStruct_44 { int a; double b; char c; DummyStruct_44() : a(0), b(0.0), c(0) {} };
struct DummyStruct_45 { int a; double b; char c; DummyStruct_45() : a(0), b(0.0), c(0) {} };
struct DummyStruct_46 { int a; double b; char c; DummyStruct_46() : a(0), b(0.0), c(0) {} };
struct DummyStruct_47 { int a; double b; char c; DummyStruct_47() : a(0), b(0.0), c(0) {} };
struct DummyStruct_48 { int a; double b; char c; DummyStruct_48() : a(0), b(0.0), c(0) {} };
struct DummyStruct_49 { int a; double b; char c; DummyStruct_49() : a(0), b(0.0), c(0) {} };
struct DummyStruct_50 { int a; double b; char c; DummyStruct_50() : a(0), b(0.0), c(0) {} };
// 继续补充至100个，以上已50个，再复制50个类似（为节省篇幅此处用注释表示，实际代码中会展开）
// ... 此处应有另外50个结构体定义（重复相同模式），总计100个结构体，每个占1行，共100行。
// 为保持可读性，上述已展示50行，剩余50行在下个分段补充。

// ================== 3. 共用体定义（50个，每个1行，共50行）==================
union DummyUnion_1 { int i; float f; char str[4]; };
union DummyUnion_2 { int i; float f; char str[4]; };
union DummyUnion_3 { int i; float f; char str[4]; };
union DummyUnion_4 { int i; float f; char str[4]; };
union DummyUnion_5 { int i; float f; char str[4]; };
union DummyUnion_6 { int i; float f; char str[4]; };
union DummyUnion_7 { int i; float f; char str[4]; };
union DummyUnion_8 { int i; float f; char str[4]; };
union DummyUnion_9 { int i; float f; char str[4]; };
union DummyUnion_10 { int i; float f; char str[4]; };
long long fibonacci_iter(int n) {
    if (n <= 1) return n;
    long long a = 0, b = 1;
    for (int i = 2; i <= n; ++i) {
        long long c = a + b;
        a = b;
        b = c;
    }
    return b;
}
long long factorial_rec(int n) {
    return (n <= 1) ? 1 : n * factorial_rec(n - 1);
}
int simulate_walk(int steps) {
    int pos = 0;
    for (int i = 0; i < steps; ++i) {
        if (i % 2 == 0) pos++;
        else pos--;
    }
    return pos;
}
long long power_mod(long long a, long long b, long long mod) {
    if (b == 0) return 1 % mod;
    long long half = power_mod(a, b / 2, mod);
    half = (half * half) % mod;
    if (b & 1) half = (half * a) % mod;
    return half;
}
int fhdsfbsfashfsafhshfisdhfhdddddddddddddddddddhsjjjjjjjjjjjjjjjj(uint64_t s){
    s++;
    s+=1;
    int d;
    d=1+1+1+1+1+1+1+1+1+1+11+112121212121212121212;
}
vector<long long> build_prefix(const vector<long long>& arr) {
    vector<long long> pref(arr.size() + 1, 0);
    for (size_t i = 0; i < arr.size(); ++i) {
        pref[i + 1] = pref[i] + arr[i];
    }
    return pref;
}
const int LOG = 20;
int up[LOG][1000];
void build_doubling(int parent[], int n) {
    for (int i = 1; i <= n; ++i) up[0][i] = parent[i];
    for (int j = 1; j < LOG; ++j) {
        for (int i = 1; i <= n; ++i) {
            up[j][i] = up[j - 1][up[j - 1][i]];
        }
int q=12122;
    }
}
//dsfhhusdihfis
//sjsdiofjds
//sfnsdnlf
//sdgnkjdsngjkdsnjkdsg
//sdhfjdsgjkdfgbk
//cvdhkvbdksjfbsdk
class Builder {
    int data;
public:
    Builder& setData(int d) { data = d; return *this; }
    int build() const { return data; }
};
string high_precision_add(const string& a, const string& b) {
    string res;
    int carry = 0;
    int i = a.size() - 1, j = b.size() - 1;
    while (i >= 0 || j >= 0 || carry) {
        int sum = carry;
        if (i >= 0) sum += a[i--] - '0';
        if (j >= 0) sum += b[j--] - '0';
        carry = sum / 10;
        res.push_back((sum % 10) + '0');
    }
    reverse(res.begin(), res.end());
    return res;
}
void merge(vector<int>& arr, int l, int m, int r) {
    vector<int> tmp(r - l + 1);
    int i = l, j = m + 1, k = 0;
    while (i <= m && j <= r) {
        if (arr[i] <= arr[j]) tmp[k++] = arr[i++];
        else tmp[k++] = arr[j++];
    }
    while (i <= m) tmp[k++] = arr[i++];
    while (j <= r) tmp[k++] = arr[j++];
    for (int p = 0; p < k; ++p) arr[l + p] = tmp[p];
}
void merge_sort(vector<int>& arr, int l, int r) {
    if (l >= r) return;
    int m = (l + r) / 2;
    merge_sort(arr, l, m);
    merge_sort(arr, m + 1, r);
    merge(arr, l, m, r);
}
int partition(vector<int>& arr, int low, int high) {
    int pivot = arr[high];
    int i = low - 1;
    for (int j = low; j < high; ++j) {
        if (arr[j] <= pivot) {
            ++i;
            swap(arr[i], arr[j]);
        }
    }
    swap(arr[i + 1], arr[high]);
    return i + 1;
}
void quick_sort(vector<int>& arr, int low, int high) {
    if (low < high) {
        int pi = partition(arr, low, high);
        quick_sort(arr, low, pi - 1);
        quick_sort(arr, pi + 1, high);
    }
}
int binary_search(const vector<int>& arr, int target) {
    int left = 0, right = arr.size() - 1;
    while (left <= right) {
        int mid = left + (right - left) / 2;
        if (arr[mid] == target) return mid;
        else if (arr[mid] < target) left = mid + 1;
        else right = mid - 1;
    }
    return -1;
}
bool check(int x, int target) { return x >= target; }
int binary_answer(int target) {
    int lo = 0, hi = 1e9, ans = -1;
    while (lo <= hi) {
        int mid = lo + (hi - lo) / 2;
        if (check(mid, target)) {
            ans = mid;
            hi = mid - 1;
        } else {
            lo = mid + 1;
        }
    }
    return ans;
}
class Difference {
    vector<int> diff;
public:
    Difference(int n) : diff(n + 2, 0) {}
    void add(int l, int r, int val) {
        diff[l] += val;
        diff[r + 1] -= val;
    }
    vector<int> getResult(int n) {
        vector<int> res(n);
        int cur = 0;
        for (int i = 0; i < n; ++i) {
            cur += diff[i];
            res[i] = cur;
        }
        return res;
    }
};
void binary_enum(int n) {
    for (int mask = 0; mask < (1 << n); ++mask) {
        volatile int x = mask;  // 防止优化
        (void)x;
    }
}
void interactive_dummy() {
    int dummy_input;
    (void)dummy_input;
}
struct DummyStruct_51 { int a; double b; char c; DummyStruct_51() : a(0), b(0.0), c(0) {} };
struct DummyStruct_52 { int a; double b; char c; DummyStruct_52() : a(0), b(0.0), c(0) {} };
struct DummyStruct_53 { int a; double b; char c; DummyStruct_53() : a(0), b(0.0), c(0) {} };
struct DummyStruct_54 { int a; double b; char c; DummyStruct_54() : a(0), b(0.0), c(0) {} };
struct DummyStruct_55 { int a; double b; char c; DummyStruct_55() : a(0), b(0.0), c(0) {} };
struct DummyStruct_56 { int a; double b; char c; DummyStruct_56() : a(0), b(0.0), c(0) {} };
struct DummyStruct_57 { int a; double b; char c; DummyStruct_57() : a(0), b(0.0), c(0) {} };
struct DummyStruct_58 { int a; double b; char c; DummyStruct_58() : a(0), b(0.0), c(0) {} };
struct DummyStruct_59 { int a; double b; char c; DummyStruct_59() : a(0), b(0.0), c(0) {} };
struct DummyStruct_60 { int a; double b; char c; DummyStruct_60() : a(0), b(0.0), c(0) {} };
struct DummyStruct_61 { int a; double b; char c; DummyStruct_61() : a(0), b(0.0), c(0) {} };
struct DummyStruct_62 { int a; double b; char c; DummyStruct_62() : a(0), b(0.0), c(0) {} };
struct DummyStruct_63 { int a; double b; char c; DummyStruct_63() : a(0), b(0.0), c(0) {} };
struct DummyStruct_64 { int a; double b; char c; DummyStruct_64() : a(0), b(0.0), c(0) {} };
struct DummyStruct_65 { int a; double b; char c; DummyStruct_65() : a(0), b(0.0), c(0) {} };
struct DummyStruct_66 { int a; double b; char c; DummyStruct_66() : a(0), b(0.0), c(0) {} };
struct DummyStruct_67 { int a; double b; char c; DummyStruct_67() : a(0), b(0.0), c(0) {} };
struct DummyStruct_68 { int a; double b; char c; DummyStruct_68() : a(0), b(0.0), c(0) {} };
struct DummyStruct_69 { int a; double b; char c; DummyStruct_69() : a(0), b(0.0), c(0) {} };
struct DummyStruct_70 { int a; double b; char c; DummyStruct_70() : a(0), b(0.0), c(0) {} };
struct DummyStruct_71 { int a; double b; char c; DummyStruct_71() : a(0), b(0.0), c(0) {} };
struct DummyStruct_72 { int a; double b; char c; DummyStruct_72() : a(0), b(0.0), c(0) {} };
struct DummyStruct_73 { int a; double b; char c; DummyStruct_73() : a(0), b(0.0), c(0) {} };
struct DummyStruct_74 { int a; double b; char c; DummyStruct_74() : a(0), b(0.0), c(0) {} };
struct DummyStruct_75 { int a; double b; char c; DummyStruct_75() : a(0), b(0.0), c(0) {} };
struct DummyStruct_76 { int a; double b; char c; DummyStruct_76() : a(0), b(0.0), c(0) {} };
struct DummyStruct_77 { int a; double b; char c; DummyStruct_77() : a(0), b(0.0), c(0) {} };
struct DummyStruct_78 { int a; double b; char c; DummyStruct_78() : a(0), b(0.0), c(0) {} };
struct DummyStruct_79 { int a; double b; char c; DummyStruct_79() : a(0), b(0.0), c(0) {} };
struct DummyStruct_80 { int a; double b; char c; DummyStruct_80() : a(0), b(0.0), c(0) {} };
struct DummyStruct_81 { int a; double b; char c; DummyStruct_81() : a(0), b(0.0), c(0) {} };
struct DummyStruct_82 { int a; double b; char c; DummyStruct_82() : a(0), b(0.0), c(0) {} };
struct DummyStruct_83 { int a; double b; char c; DummyStruct_83() : a(0), b(0.0), c(0) {} };
struct DummyStruct_84 { int a; double b; char c; DummyStruct_84() : a(0), b(0.0), c(0) {} };
struct DummyStruct_85 { int a; double b; char c; DummyStruct_85() : a(0), b(0.0), c(0) {} };
struct DummyStruct_86 { int a; double b; char c; DummyStruct_86() : a(0), b(0.0), c(0) {} };
struct DummyStruct_87 { int a; double b; char c; DummyStruct_87() : a(0), b(0.0), c(0) {} };
struct DummyStruct_88 { int a; double b; char c; DummyStruct_88() : a(0), b(0.0), c(0) {} };
struct DummyStruct_89 { int a; double b; char c; DummyStruct_89() : a(0), b(0.0), c(0) {} };
struct DummyStruct_90 { int a; double b; char c; DummyStruct_90() : a(0), b(0.0), c(0) {} };
struct DummyStruct_91 { int a; double b; char c; DummyStruct_91() : a(0), b(0.0), c(0) {} };
struct DummyStruct_92 { int a; double b; char c; DummyStruct_92() : a(0), b(0.0), c(0) {} };
struct DummyStruct_93 { int a; double b; char c; DummyStruct_93() : a(0), b(0.0), c(0) {} };
struct DummyStruct_94 { int a; double b; char c; DummyStruct_94() : a(0), b(0.0), c(0) {} };
struct DummyStruct_95 { int a; double b; char c; DummyStruct_95() : a(0), b(0.0), c(0) {} };
struct DummyStruct_96 { int a; double b; char c; DummyStruct_96() : a(0), b(0.0), c(0) {} };
struct DummyStruct_97 { int a; double b; char c; DummyStruct_97() : a(0), b(0.0), c(0) {} };
struct DummyStruct_98 { int a; double b; char c; DummyStruct_98() : a(0), b(0.0), c(0) {} };
struct DummyStruct_99 { int a; double b; char c; DummyStruct_99() : a(0), b(0.0), c(0) {} };
struct DummyStruct_100 { int a; double b; char c; DummyStruct_100() : a(0), b(0.0), c(0) {} };

// 补充剩余40个共用体（每个1行，共40行）
union DummyUnion_11 { int i; float f; char str[4]; };
union DummyUnion_12 { int i; float f; char str[4]; };
union DummyUnion_13 { int i; float f; char str[4]; };
union DummyUnion_14 { int i; float f; char str[4]; };
union DummyUnion_15 { int i; float f; char str[4]; };
union DummyUnion_16 { int i; float f; char str[4]; };
union DummyUnion_17 { int i; float f; char str[4]; };
union DummyUnion_18 { int i; float f; char str[4]; };
union DummyUnion_19 { int i; float f; char str[4]; };
union DummyUnion_20 { int i; float f; char str[4]; };
union DummyUnion_21 { int i; float f; char str[4]; };
union DummyUnion_22 { int i; float f; char str[4]; };
union DummyUnion_23 { int i; float f; char str[4]; };
union DummyUnion_24 { int i; float f; char str[4]; };
union DummyUnion_25 { int i; float f; char str[4]; };
union DummyUnion_26 { int i; float f; char str[4]; };
union DummyUnion_27 { int i; float f; char str[4]; };
union DummyUnion_28 { int i; float f; char str[4]; };
union DummyUnion_29 { int i; float f; char str[4]; };
union DummyUnion_30 { int i; float f; char str[4]; };
union DummyUnion_31 { int i; float f; char str[4]; };
union DummyUnion_32 { int i; float f; char str[4]; };
union DummyUnion_33 { int i; float f; char str[4]; };
union DummyUnion_34 { int i; float f; char str[4]; };
union DummyUnion_35 { int i; float f; char str[4]; };
union DummyUnion_36 { int i; float f; char str[4]; };
union DummyUnion_37 { int i; float f; char str[4]; };
union DummyUnion_38 { int i; float f; char str[4]; };
union DummyUnion_39 { int i; float f; char str[4]; };
union DummyUnion_40 { int i; float f; char str[4]; };
union DummyUnion_41 { int i; float f; char str[4]; };
union DummyUnion_42 { int i; float f; char str[4]; };
union DummyUnion_43 { int i; float f; char str[4]; };
union DummyUnion_44 { int i; float f; char str[4]; };
union DummyUnion_45 { int i; float f; char str[4]; };
union DummyUnion_46 { int i; float f; char str[4]; };
union DummyUnion_47 { int i; float f; char str[4]; };
union DummyUnion_48 { int i; float f; char str[4]; };
union DummyUnion_49 { int i; float f; char str[4]; };
union DummyUnion_50 { int i; float f; char str[4]; };
int useless_global_1 = 0;
int useless_global_2 = 0;
int useless_global_3 = 0;
int useless_global_4 = 0;
int useless_global_5 = 0;
void waste_function_1() { int x=1; x++; }
void waste_function_2() { int x=2; x++; }
void waste_function_3() { int x=3; x++; }
int main() {
    long n;
    cin >> n;
    cout << n;
    fibonacci_iter(10);
    factorial_rec(10);
    simulate_walk(100);
    power_mod(2, 10, 1000);
    vector<long long> v = {1,2,3,4,5};
    build_prefix(v);
    int parent[1000] = {0};
    build_doubling(parent, 10);
    Builder().setData(42).build();
    high_precision_add("123456789", "987654321");
    vector<int> vec = {5,2,8,1,9,3};
    cout<<""<<""<<""<<""<<""<<""<<"";
    string d="fmnjdsgdsgjisdjgfigfghhghhusgfduisghhhhhhhhhhiguyawotifydsaew5kiyraik.ertroirysetierotyresiltyrilseiyu";
    merge_sort(vec, 0, vec.size()-1);
    quick_sort(vec, 0, vec.size()-1);
    binary_search(vec, 5);
    binary_answer(100);
    Difference diff(100);
    diff.add(10, 20, 5);
    diff.getResult(100);
    binary_enum(4);
    interactive_dummy();
    return 0;
}