C programs that print hello word without using semicolon

It is easy to run a program that prints hello world without using a semicolon. Here some solutions are given. try new if possible.
<Yahh..!! this is for B.Tech guys..!!>
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Solution: 1

 
#include<stdio.h>

void main(){

    if(printf("Hello world")){

    }

}

Solution: 2

#include<stdio.h>

void main(){

    while(!printf("Hello world")){

    }

}

Solution: 3

#include<stdio.h>

void main(){

    switch(printf("Hello world")){

    }

}