Description
Get an input string from user and then convert the lower case of alphabets to upper case and all upper-case alphabets into lower case.
Input
Hello
Output
hELLO
C Program
#include<stdio.h>
#include<string.h>
int main()
{
char str[50];
int count;
printf("Enter a String: ");
scanf("%s",str);
for (count = 0; str[count]!='\0'; count++)
{
if(str[count] >= 'A' && str[count] <= 'Z')
{
str[count] = str[count] + 32;
}
else if(str[count] >= 'a' && str[count] <= 'z')
{
str[count] = str[count] - 32;
}
}
printf("Toggoled string is: %s", str);
return 0;
}
C++ Program
#include<iostream>
#include<string.h>
using namespace std;
int main()
{
char str[50];
int count;
cout<<"Enter a string: ";
cin>>str;
for (count = 0; str[count]!='\0'; count++)
{
if(str[count] >= 'A' && str[count] <= 'Z')
{
str[count] = str[count] + 32;
}
else if(str[count] >= 'a' && str[count] <= 'z')
{
str[count] = str[count] - 32;
}
}
cout<<"Toggoled string is: "<<str;
return 0;
}
Java
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.print("Enter a String : ");
String str = sc.nextLine();
String s1 = "";
for (int i = 0; i < str.length(); i++) {
if(Character.isUpperCase(str.charAt(i)))
s1=s1+Character.toLowerCase(str.charAt(i));
else
s1=s1+Character.toUpperCase(str.charAt(i));
}
System.out.println("Toggle String : "+s1);
}
}
Python
str1 = input("Enter a string: ")
print("Toggled String : ",str1.swapcase())
