#include <stdio.h>
 
// プロトタイプ宣言
double max(double x, double y);
double abs(double x);
double cube(double x);
 
int main(void) {
    double a, b;
 
    a = -3.2;
    b = 1.4;
 
    printf("max(|%f|,(%f)^3)=%f\n",
           a, b, max(abs(a), cube(b)));
 
    return 0;
}
 
// 関数の定義
double max(double x, double y){
    return (x > y) ? x : y;
}
 
double abs(double x){
    return (x > 0) ? x : -x;
}
 
double cube(double x){
    return x * x * x;
}

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