Pagini recente » Cod sursa (job #3263638) | Cod sursa (job #900681) | Cod sursa (job #724210) | Cod sursa (job #1028902) | Cod sursa (job #1021338)
#include <iostream>
#include <fstream>
#include <cstdlib>
using namespace std;
ifstream f("euclid3.in");
ofstream g("euclid3.out");
typedef struct pairs{ int x; int y; } pairs;
int cmmdc(int a, int b){
if (a == 0 || b == 0)
return a + b;
if (a > b) return cmmdc(a % b, b);
else return cmmdc(a, b % a);
}
pairs euclid_extended(int a, int b){
pairs result;
if (b == 1){
result.x = 0;
result.y = -1;
} else if (a == 1){
result.x = 1;
result.y = 0;
} else {
int d, c;
pairs rez;
if(a > b){
d = a / b;
c = a % b;
result = euclid_extended(b, c);
rez.x = - result.y;
rez.y = - (result.x + d * result.y);
} else {
d = b / a;
c = b % a;
result = euclid_extended(a, c);
rez.y = result.y;
rez.x = result.x + d * result.y;
}
return rez;
}
return result;
}
void solve(int a, int b, int c){
int cm = cmmdc(abs(a), abs(b));
if (c % cm != 0)
g << "0 0";
else{
pairs p = euclid_extended(abs(a) / cm, abs(b) / cm);
p.x = (a / abs(a)) * p.x * (c / cm);
p.y = - (b / abs(b)) * p.y * (c / cm);
g << p.x << " " << p.y << '\n';
}
}
int main() {
int n, a, b, c;
f >> n;
for(int i = 1; i <= n; i++){
f >> a >> b >> c;
solve(a, b, c);
// pairs p = euclid_extended(abs(a), abs(b));
// g << p.x << "*" << a << " - " << p.y << "*" << b;
}
f.close();
g.close();
return 0;
}