摘要：
#include <iostream>using namespace std;int common(int x,int y){ if (x==y) return x; if (x>y) return common(x/2,y); else return common(x,y/2);}int main(){ int x,y; cin>>x>>y; cout<<common(x,y)<<endl; return 0;} 阅读全文
摘要：
#include<iostream>using namespace std;int main(){int arr[100],i,x=0,y=0,z=0,n;cin>>n;for(i=0;i<n;i++)cin>>arr[i];for(i=0;i<n;i++){if(arr[i]==1)x++;else if(arr[i]==5)y++;else if(arr[i]==10)z++;}cout<<x<<endl;cout<<y<<endl;cout<<z<<endl;retur 阅读全文