#include <iostream> using namespace std; int main() { int a, b; // a 表示元，b 表示角 const int PEN_PRICE = 19; // 每只签字笔的价格为 19 角 }

#include <bits/stdc++.h> using namespace std; int main(){ int n,m; int c; cin>>n>>m; c=(n*10+m)/19; cout<<c<<endl; return 0; }

#include <iostream> using namespace std; int main(){ int a,b; cin>>a>>b; cout<<(b+a*10)/19; return 0; }

#include <bits/stdc++.h> using namespace std; int main(){ int a,b; cin>>a>>b; double c=(a*10+b)/19; int d=floor(c); cout<<d; return 0; }

#include<iostream> using namespace std; int a,b,c; int main(){ cin>>a>>b; c=a*10+b; cout<<c/19; return 0; }

#include<bits/stdc++.h> using namespace std; int main() { int a,b; cin>>a>>b; int x=10a+b; int c=19; cout<<x/c; return 0; } 先输入，cin，1010+3的和去除19，然后cout。

#include <bits/stdc++.h> using namespace std; int main(){ int a,b; cin>>a>>b; double k=(a*10+b)/19; int w=floor(k); cout<<w; return 0; }

#include <iostream>using namespace std;int main() {int a,b;cin>>a>>b;cout<<(10*a+b)/19;return 0;}

a,b=input().split() a=int(a) b=int(b) s=str(a)+"."+str(b) s=eval(s) money=s/1.9 money='%d' % money print(money)

a,b=input().split() a=int(a) b=int(b) b=b/10 print(int((a+b)/1.9))

#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c=0; cin>>a>>b; c=a*10+b; cout<<c/19; return 0; }

#include <iostream> using namespace std; int main() { int a,b,c; cin >>a>>b; c=(a*10+b)/19; cout <<c; return 0 ; }

#include<iostream> using namespace std; int main(){ int a,b,c,d=19; cin>>a>>b; c=a*10+b; cout<<c/d; return 0; }