#include <stdio.h>
#include <math.h>

double pythagoras(int *a, int *b) {
    // c is strange
    return sqrt(*a**a + *b**b);
}

int main() {
    for (int a = 1; a < 10; a++) {
        for (int b = a; b < 10; b++) {
            double c = pythagoras(&a, &b);
            if (c == (int)c) {
                printf("square root of %d² and %d²: %f\n", a, b, c);
            }
        }
    }

    return 0;
}