Write a C program to convert a string to upper case using standard library function.

C File =>

/* Write a C program to accept a string and convert it into upper case using standard library function. */

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<ctype.h>
int main() {
char s1[50];
int i;
printf("\n Enter String: ");
scanf("%s",s1);
printf("\n Converted String: ");
for(i=0;i<strlen(s1);i++)
printf("%c",toupper(s1[i]));
return 0;
}