#include <stdio.h>

int main() {

    /*
    for(int i=1;i<11;i++){
        printf("%d\n", i);
    }
    */

    int i;
    i=1;
    while(i<-1){
        printf("%d\n", i);
        i+=2;
    }

    printf("================\n");
    
    i=1;
    do{
        printf("%d\n", i);
        i+=2;
    }while(i<-1);
    
    
}

Embed on website

To embed this project on your website, copy the following code and paste it into your website's HTML: