也可以用规律解决

//
// Created by wei on 2026/1/24.
//
#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
typedef long long ll;
int main(){
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);

	int m;cin>>m;
	for (int i=m/2+1;i>=2;i--) {//times
		if (m%i==0) {
			if (i%2==0)continue;
			if (m/i-i/2>0)
			cout<<m/i-i/2<<' '<<m/i+i/2<<endl;
		}
		else if (m%i==i/2&&i%2==0) {
			if (m/i-i/2+1>0)
			cout<<m/i-i/2+1<<' '<<m/i+i/2<<endl;
		}
	}
	return 0;
}