#include <iostream>
using namespace std;
int main() {
int n=0,s=0;
for(int ;s<=1000;s+=n) {
n++;
}
cout <<n<<endl;
//1 2 3 4 5 6
//1+2+3+4=10
/*
while(s<=1000) {
n++;
s+=n;//s = s+n;
}
cout <<n<<endl;
*/
}
JSRUN 用代码说话
