T2175.超级评分系统

userId_undefined

信奥-张兴晨

倔强青铜

2023-08-03 09:44:56

发布于：浙江

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#include<bits/stdc++.h>
using namespace std;
const int mod = 1000000007;
long long n,q,s,j,o;
int main(){
	cin >> n >> q;
	for(int i = 1;i <= n;i++){
		int t;
		cin >> t;
		s += t;
		if(t%2 == 1)	j++;
		else	o++;
	}
	for(int i = 1;i <= q;i++){
		int mode,x;
		cin >> mode >> x;
		if(mode == 0){
			s = (s + (o * x)) % mod ;
			if(x % 2 == 1){
				j += o,o = 0;
			}
		}else if(mode == 1){
			s = (s + (j * x)) % mod ;
			if(x % 2 == 1){
				o += j,j = 0;
			}
		}
		cout << s << endl;
	}
	return 0;
}
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