Submission #714148

#	Time	Username	Problem	Language	Result	Execution time	Memory
714148		DepressedMG	Uzastopni (COCI17_uzastopni)	C++17	64 / 80	1085 ms	300 KiB

uzastopni

#include<bits/stdc++.h>
#define ull unsigned long long
using namespace std;
int main(){
	ull n,m,a,b,c,i,j,x,y;
	cin>>n;
	for(i=1;i<n;i++){
		x=i;
		b=x*x-x+2*n;
		c=sqrt(b);
		if(c*c+c==b){
			cout<<i<<" "<<c<<endl;
		}
	}
}

Compilation message (stderr)

uzastopni.cpp: In function 'int main()':
uzastopni.cpp:5:8: warning: unused variable 'm' [-Wunused-variable]
    5 |  ull n,m,a,b,c,i,j,x,y;
      |        ^
uzastopni.cpp:5:10: warning: unused variable 'a' [-Wunused-variable]
    5 |  ull n,m,a,b,c,i,j,x,y;
      |          ^
uzastopni.cpp:5:18: warning: unused variable 'j' [-Wunused-variable]
    5 |  ull n,m,a,b,c,i,j,x,y;
      |                  ^
uzastopni.cpp:5:22: warning: unused variable 'y' [-Wunused-variable]
    5 |  ull n,m,a,b,c,i,j,x,y;
      |                      ^

• Subtask 1: 64 / 80