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- /* Dasprog C - 2019
- William Handi Wijaya
- 0087
- Program untuk menghitung keliling dan luas lingkaran.
- */
- #include <stdio.h>
- int getInput();
- double keliling(int n);
- double luas(int n);
- int main(void)
- {
- // Masukkan input
- int n = getInput();
- // Print keliling, luas, dan volume
- printf("Keliling: %.2lf\n", keliling(n));
- printf("Luas: %.2lf\n", luas(n));
- return 0;
- }
- int getInput()
- {
- int n;
- scanf("%d", &n);
- return n;
- }
- double luas(int n)
- {
- return (3.14 * n * n);
- }
- double keliling(int n)
- {
- return (3.14 * 2 * n);
- }
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