题解 | #小乐乐是否被叫家长#
小乐乐是否被叫家长
http://www.nowcoder.com/practice/cc896ffd90d34c7faa318b04e87adf11
#include <stdio.h>
int main ()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
int x=a+b+c;
if(x/3>=60){
printf("NO");
}else{
printf("YES");
}
return 0;
} 
