Cod sursa(job #68308)

Utilizator minaminoChelcioiu Ionut Daniel minamino Data 27 iunie 2007 15:22:17
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<stdio.h>
#define infile "fractii.in"
#define outfile "fractii.out"
int i,j,n,a,b,k;
int main ()
{FILE *fin=fopen(infile,"r"),*fout=fopen(outfile,"w");
fscanf(fin,"%d",&n);
for(i=2;i<=n;i++)
for(j=2;j<=n;j++)
{a=i;
b=j;

while(a!=b)

if(a>b)
a=a-b;
else

b=b-a;
if(a==1)
k++;
}
fprintf(fout,"%d",k+2*n-1);
return 0;
}