wap to reverse the string by using standard library function (strrev).

 

#include<stdio.h>
#include<conio.h>
#include<string.h>
main()

{
  char a[20];

  printf("enter the string :");
  scanf("%s",a);

  printf("string before strrev() : %s",a);
  printf("\nstring after strrev() %s",strrev(a));

}

output :

enter the string :rahul string before strrev() : rahul string after strrev() luhar

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