#include
void main()
{
float sum=0,n;
int m=1;
scanf("%d%f",&m,&n)
while(true)
{
if(sum + m >n)
break;
else
sum +=m;
m++;
}
printf(" %d\n",m);
}
main()
{
int m,n,sum;
scanf("%d",&n);
for(m=1,sum=0;sum
printf("m=%d\n",--m);
}
#include
int fun(int n)
{
int i = 0, s = 0;
while((s += ++i) < n);
return i;
}
int main()
{
printf("%d\n",fun(100));
return 0;
}