题解（容易理解）（多点点赞吧 想拿徽章）

#include <iostream>
using namespace std;

int main(){
int n,x,y;
cin >> n >> x >> y;
for(int j = 1;j <= n;j++){
for(int i = x;i <= y;i++){
cout << i << " ";
}
cout << endl;
}
}