codeforces 448 A. Rewards

题目链接：http://codeforces.com/contest/448/problem/A
提示：水，看懂题即可

#include <iostream>#include <cstdio>using namespace std;int main(){    int a[3];    int b[3];    int m;    int suma=0,sumb=0;    for(int i=0; i<3; i++)        cin>>a[i],suma+=a[i];    for(int i=0; i<3; i++)        cin>>b[i],sumb+=b[i];    cin>>m;    if(suma%5==0)        suma/=5;    else        suma=suma/5+1;    if(sumb%10==0)        sumb/=10;    else        sumb=sumb/10+1;    //cout<<suma<<" "<<sumb<<endl;    if(suma+sumb>m)        puts("NO");    else        puts("YES");    return 0;}