mondai2.c

//mondai2

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

void reverse(char[]);

int main()
{
  char name[20];
  printf("%s", "? ");
  scanf("%s", name);
  reverse(name);
  printf("%s\n", name);
}

void reverse(char name[])
{
  int i;
  char tmp;
  int str = strlen(name);
  for(i = 0; i < str/2; i++) {
    tmp = name[i];
    name[i] = name[str-1-i] ;
    name[str-1-i] = tmp;
  }
}