1065. A+B and C (64bit) (20)

题目：1065. A+B and C (64bit) (20)

#include<stdio.h>
int main()
{
    long long a,b,c;
    int n,i,tag=0;
    scanf("%d",&n);
    for(i=0;i<n;i++)
    {
        scanf("%lld %lld %lld",&a,&b,&c);
        long long ans=a+b;
        if(a>0&&b>0&&ans<=0)tag=1;
        else if(a<0&&b<0&&ans>=0)tag=0;
        else tag=(ans>c);
        if(tag)printf("Case #%d: true\n",i+1);
        else printf("Case #%d: false\n",i+1);
    }
}