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Cod sursa(job #757149)
#include <stdio.h>
int gcd(int a, int b, int *x, int *y)
{
if(!b)
{
*x = 1;
*y = 0;
return a;
}
else
{
int x0, y0, d;
d = gcd(b, a%b, &x0, &y0);
*x = y0;
*y = x0 - (a / b) * y0;
return d;
}
}
void main(void)
{
FILE *in = fopen("euclid3.in", "r");
FILE *out = fopen("euclid3.out", "w");
int t;
for(fscanf(in, "%d", &t); t; --t)
{
int a, b, c, d, x, y;
fscanf(in, "%d %d %d", &a, &b, &c);
d = gcd(a, b, &x, &y);
if(c % d)
fprintf(out, "0\n");
else
{
fprintf(out, "%d %d\n", x * (c / d), y * (c / d));
}
}
fclose(in);
fclose(out);
}