CPP Latihan 2.8

#include <iostream>
using namespace std;

int main() {
    //Nama : La ode ian
    //Nim  : 3420210002
    int jari;
    float luas, keliling;
    jari = 7;
    luas = 3.14 * jari * jari;
    keliling = 2  * 3.14 * jari;
    printf("Luas dan keliling lingkaran");
    printf("\n Jari jari = %i", jari);
    printf("\n Luas = %.3f", luas);
    printf("\n Keliling = %.2f", keliling);
    return 0;
}