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

float f(float x, float a){
    return log(a*x)*log(x+1)+sqrt(a+x);
}

int main()
{
    float x = 0.25, a, y;
    while(x <= 1.75){
        for (a = 0.125; a <= 0.525; a += 0.2){
            y = f(x, a);
            printf("X=%g Y=%g\n", x, y);
        }
    x += 0.5;
    }

    return 0;
}