mdc.c

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int mdc(int n1, int n2){

    int resto = n1 % n2;
    while(resto!=0){

        n1 = n2;
        n2 = resto;
        resto = n1 % n2;
    }
    return n2;
}


int is_pitagora(int n1, int n2, int n3){

    int result = pow(n1, 2) + pow(n2, 2);
    if (result == pow(n3, 2))
        return 1;
    return 0;
}

int main()
{

   int n1, n2, n3, mdc1, result;


   while( scanf("%d %d %d", &n1, &n2, &n3) != EOF){

        result = is_pitagora(n1, n2, n3);
        if (!result){
            printf("tripla\n");
            continue;
        }

        mdc1 = mdc(n1, n2);
        if (mdc1 != 1)
            printf("tripla pitagorica\n");
        else {
            mdc1 = mdc(n1, n3);
            if (mdc1 != 1)
                printf("tripla pitagorica\n");
            else{
                mdc1 = mdc(n2, n3);
                if (mdc1 != 1)
                    printf("tripla pitagorica\n");
                else {
                     printf("tripla pitagorica primitiva\n");
                }
            }

        }
    }
    return 0;
}