题解 | #牛牛的计划#

#include<stdio.h>

int main()
{
    int a,b,c;
    scanf("%d %d %d",&a,&b,&c);
    int a1,b1,c1;
    scanf("%d %d %d",&a1,&b1,&c1);
    int num,sum;
    num =a+b+c;
    sum =a1+b1+c1;
    if(a<=a1)
    {    
        if(num<=sum)
        printf("yes");
        else
        printf("no");
    }
    else
    printf("no");
    return 0;
}