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请教牛人们觉得没错,为什么会WA呢????????????????????#include<stdio.h>
void main()
{
long x,y,i,n,m,sum,data,count;
scanf("%ld",&n);
for(i=0;i<n;i++)
{
scanf("%ld %ld",&x,&y);
x++;y--;
m=y-x;
data=2;sum=x;count=2;
while(sum<y)
{
if(sum+data>=y)
{
printf("%ld\n",++count);
break;
}
if(sum+data<y)
{
sum=sum+data;
data++;count++;
}
}
}
}
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