#include <iostream>

int main (void) {
    int i=1;
    int j=3,k=5;

//    cout << i << endl;

    while (i<=10) {
        cout << i << endl;
        i++;
    }

    cout << "With a for loop" << endl;

    for(i=0;i<=10;i++) {
        cout << i << endl;
    }

    cout << "With a new  for loop" << endl;
    i = 0;
    for(;i<=10;) {
        cout << ++i << endl;
    }

    cout << "last one " << endl;
    for(i=10;i>=0; i -= 2) {
        cout << i << endl;
    }

    return(0);
}