Cod sursa(job #1469616)
Utilizator | Stancu George tancu | Data | 8 august 2015 22:34:19 |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | c | Status | done |
Runda | Arhiva de probleme | Marime | 0.54 kb |
#include<stdio.h>
int cmmdc(int a, int b)
{
while (b != 0)
{
cmmdc = b;
b = a % b;
a = cmmdc;
}
}
int main()
{
unsigned n, counter = 0;
FILE *in = fopen("fractii.in", "r");
fscanf(in, "%d", &n);
fclose(in);
for (unsigned a = 1; a <= n; a++)
{
for (unsigned b = 1; b <= n; b++)
{ // a / b
if (a == 1 || b == 1)
counter++;
else
if (cmmdc(a, b) == 0)
counter++;
}
}
FILE *out = fopen("fractii.out", "w");
fprintf(out, "%d", counter);
fclose(out);
return 0;
}