#include <stdio.h>

int main() {
    char choice;

    do {
        printf("                              1.Input\n");
        printf("                              2.Output\n");
        printf("                              3.Order\n");
        printf("                              4.Quit\n");
        printf("Please enter your choice: ");
        scanf(" %c", &choice);

        switch (choice) {
        case 'i':
            printf("You are trying to Input info\n");
            break;
        case 'o':
            printf("You are trying to Output info\n");
            break;
        case 'm':
            printf("You are trying to Make things ordered\n");
            break;
        case 'q':
            printf("You are about to Quit\n");
            break;
        default:
            printf("Wrong input\n");
        }
    } while (choice != 'q');

    return 0;
}