#include <stdio.h>
#include <stdio.h>
#include <string.h>

int main(void) {
    char a[80];
    int rotation, len, i;

    printf("Your string? ");
    gets(a);

    printf("Rotation? ");
    scanf("%d", &rotation);

    len = strlen(a);

    for (i = 0; i < len; i++) {
        if (a[i] >= 97 && a[i] <= 122) {
            a[i] += rotation;
        }
    }

    printf("Result: %s\n", a);

    return 0;
}