Arrays

Write a program that will compute the length of a given character string.

#include <stdio.h>
#include <string.h>
main()
{
char char1[20],char2[]="RAJENDRA";
char char3[20]={'R','A','J','E','S','H'};
int y1,y2,y3;
clrscr();
printf("Enter a String:");
scanf("%s",&char1);
y1=strlen(char1);
y2=strlen(char2);
y3=strlen(char3);
printf("Your entered string length is %d\n",y1);
printf("%d\n%d",y2,y3);
getch();
}