huangzhehao97的博客

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

#include <iostream> #include <iomanip>using namespace std;int main() { int N; int sum = 0; float sum2; int num; float num2; float plusNum; cin>>N; while (N){ cin>