Cod sursa(job #2442971)

Utilizator patrickdanDan patrick patrickdan Data 25 iulie 2019 21:40:32
Problema Floyd-Warshall/Roy-Floyd Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.94 kb
#include <cstdio>

using namespace std;
void euclid_extins(int a, int b, int *d, int *x, int *y)
{
    if (b == 0) {
        *d = a;
        *x = 1;
        *y = 0;
    } else {
        int x0, y0;
        euclid_extins(b, a % b, d, &x0, &y0);
        *x = y0;
        *y = x0 - (a / b) * y0;
    }
}
int euclid(int a,int b)
{
    int r;
    while(b)
    {
        r=a%b;
        a=b;
        b=r;
    }

    return a;
}
int main()
{
    freopen("euclid3.in","r",stdin);
    freopen("euclid3.out","w",stdout);
    int t,i,a,b,c;
    scanf("%d",&t);
    for(i=1;i<=t;i++)
    {
        scanf("%d%d%d",&a,&b,&c);
        int d=euclid(a,b);
        if(c%d!=0)
            printf("0 0\n");
        else
        {
            int mult=c/d;
            int x=1,y=0;
            euclid_extins(a,b,&d,&x,&y);
            x*=mult;
            y*=mult;
            printf("%d %d\n",x,y);
        }
    }
    return 0;
}