Cod sursa(job #2387182)

Utilizator CezarTDTodirisca Cezar CezarTD Data 24 martie 2019 13:36:02
Problema Algoritmul lui Euclid extins Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.29 kb
#include <cstring>
#include <stdio.h>

using namespace std;

const int b=32000;

struct parser{
    char *B,*E,*p;
    parser(){
        B= new char[b+10];
        E=B+b;
        Load();
    }
    parser &operator>>(int &x)
    {
        while((*p<'0' || *p>'9')&& *p!='-')Next();
        int semn=1;
        if(*p=='-')
        {
            semn=-1;
            Next();
        }
        x=0;
        while(*p>='0' && *p<='9')
        {
            x=x*10+*p-'0';
            Next();
        }
        return *this;
    }
    void Load()
    {
        p=B;
        memset(B,0,b);
        fread(B,1,b,stdin);
    }
    void Next()
    {
        p++;
        if(E==p)Load();
    }
};

int cmmdc(int a,int b,int &x,int &y)
{
    if(!b)
    {
        x=1;
        y=0;
        return a;
    }else{
        int x0,y0,d;
        d=cmmdc(b,a%b,x0,y0);
        x=y0;
        y=x0-(a/b)*y0;
        return d;
    }
}

int main()
{
    freopen("euclid3.in","r",stdin);
    freopen("euclid3.out","w",stdout);
    parser fin;
    int n,a,b,c,x,y,d;
    fin>>n;
    for(;n;n--)
    {
        fin>>a>>b>>c;
        d=cmmdc(a,b,x,y);
        if(c%d)printf("0 0\n");
        else{
            printf("%d %d\n",x*(c/d),y*(c/d));
        }
    }
    return 0;
}