#include <iostream>
#include <cmath>
//using namespace std;
int main() {
//setlocale(LC_CTYPE, "Russian");
    float a, t, j, y, z, w;
    a = -1; y = 0.4; t = 5e-5; j = 1;
    while (j <= 2.000001) {
        z = sqrt(a + y) + 4.0*exp((-2.0) * j);
        w = log(0.4 * y) / (7.0 * a - z);
        printf("j = %5.2f\t", j);
        printf("d = %5.2f\t", z);
        printf("c = %5.2f\n", w);
        j = j + 0.2;
    }
    return 0;
}