#include using namespace std; int main() { //1 int A; cin >> A; while(A--) cout << A << ' '; cout << endl; //2 cin >> A; A -= !(A & 1) + 2; while((A += 2) < 1000) { cout << A << ' '; } cout << endl; //3 for(int i = 1; i < 100; i += 2) cout << i * i << ' '; return 0; }