Cod sursa(job #1843758)

Utilizator bogdanluncasubogdan bogdanluncasu Data 9 ianuarie 2017 12:38:11
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<stdio.h>
int n;
int main(){
	freopen("fractii.in", "r", stdin);
	freopen("fractii.out", "w", stdout);
	scanf("%d",&n);
	int x;
	x=n+n-1;
	for(int i=2;i<=n;i++){
		for(int j=i+1;j<=n;j++){
			if(!(i%j==0 || j%i==0)){
				x+=2;
			}
		}
		
	}
	printf("%d",x);
}