12_practice_codeing1a.c

/* Read a message, and reverse output */

#include <stdio.h>

#define MSG_LEN 80    /* maxium length of message */

int main(void)
{
    char msg[MSG_LEN], *p;

    printf("Enter a message: ");
    for (p = &msg[0]; p < &msg[MSG_LEN]; p++)
    {
        *p = getchar();
        if (*p == '\n')
            break;
    }
    
    printf("Reversal message is: ");
    for (p--; p >= &msg[0]; p--)
        putchar(*p);
    putchar('\n');

    return 0;
}