#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,m;
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        if(i%m==0){
            cout<<i<<endl;
        }
    }
    return 0;
}

C++ :

#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,b;
    cin>>a>>b;
    for(int i=b;i<=a;i+=b){
    	cout<<i<<endl;
	}
    return 0;
}

Python :

# coding=utf-8
a=int(input())
b=int(input())
for i in range(1,a) :
    if (i*b)<=a :
        print(i*b)
    else :
        break;