OJ-Problems-Source/HDOJ/2566_autoAC.cpp

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#include<stdio.h>
int main()
{
int m,n,x,s,c,i,j;
scanf("%d",&x);
while(x--)
{
c=0;
scanf("%d%d",&n,&m);
s=5*n-m;
for(i=0;i<=n;i++)
{
for(j=0;j<=n;j++)
{
if(4*i+3*j==s && n-i-j>=0)
c++;
}
}
printf("%d\n",c);
}
return 0;
}