#include<bits/stdc++.h> using namespace std; int main() { int s=0,n=1; while(s<=1000){ #include<bits/stdc++.h> using namespace std; int main() { int s=0,n=0; while(s<=1000){ n++; s+=n; } cout<<n; return 0; } n++; } cout<<n; return 0; }