Answer:
Written in C:
#include <stdio.h>
#include <strings.h>
int main(){
char userinput[100];
printf("Enter a message: ");
scanf("%s",&userinput);
int lent = strlen(userinput);
for (int i=lent-1; i>=0; i--)
printf("%c",userinput[i]);
return 0;
}
Step-by-step explanation:
This line declares a string variable
char userinput[100];
This line prompts user for input
printf("Enter a message: ");
This line gets user input
scanf("%s",&userinput);
This line calculates the length of user input
int lent = strlen(userinput);
This iterates through the characters of user input
for (int i=lent-1; i>=0; i--)
This prints the characters in reverse
printf("%c",userinput[i]);