error：把==写成了=

#include<iostream>using namespace std;int main(){int i,flag;//i是测试数据组数cin>>i;while(i--){cin>>y>>m>>d>>endl;if(y%400==0||(y%4==0&&y%100!=0))flag=29;elseflag=28;sum=0;for(int j=1;j<m;j++){if(j=1||j=3||j=5||j=7||j=8||j=10)sum+=31;else if(j=2)sum+=flag;elsesum+=30;}sum+=m;cout<<sum<<endl;}return 0;}