1074 实际年龄

#include<iostream>using namespace std;int main(){int y0,m0,d0,y1,m1,d1;cin>>y0>>m0>>d0>>y1>>m1>>d1;if(m1<m0||m0==m1&&d1<d0)cout<<y1-y0-1<<endl;elsecout<<y1-y0<<endl;return 0;}