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

int main() {
  char str1[20] = "C programming";
  char str2[20];
  char str3[30] = "Good Good";
  char str4[30];

  /* copying str1 to str2*/
  /* copying str3 to str4*/
  strcpy(str2, str1);
  strcpy(str4, str3);

  puts(str2); /* C programming*/
  puts(str4);/*Good Good*/
  return 0;
}