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83 lines
1.2 KiB
83 lines
1.2 KiB
/* Asks user to guess a hidden number */
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#define MAX_NUMBER 100
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// External variable
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int secret_number;
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// Prototypes
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void initialize_number_generator(void);
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void choose_new_secret_number(void);
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void read_guesses(void);
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int main(void) {
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char command;
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printf("Guess the secret number between 1 and %d.\n\n", MAX_NUMBER);
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initialize_number_generator();
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do {
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choose_new_secret_number();
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printf("A new number has been choosen.\n");
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read_guesses();
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printf("Play again? (Y/N) ");
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scanf(" %c", &command);
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printf("\n");
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} while (command == 'y' || command == 'Y');
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return 0;
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}
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void initialize_number_generator(void) {
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srand ((unsigned) time(NULL));
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}
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void choose_new_secret_number(void) {
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secret_number = rand() % MAX_NUMBER + 1;
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}
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void read_guesses(void) {
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int guess, num_guesses = 0;
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while (1) {
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num_guesses++;
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printf("Enter guess: ");
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scanf("%d", &guess);
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if (guess == secret_number) {
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printf("You won in %d guesses!\n", num_guesses);
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return;
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}
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else if (guess < secret_number)
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printf("Too low; try again.\n");
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else
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printf("Too high; try again.\n");
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}
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}
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