This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define all(a) a.begin() , a.end()
#define F first
#define S second
using namespace std;
using ll = long long;
const int N = 2e5+5 , inf = 2e9 + 7;
const ll INF = 1e18 , mod = 1e9+7 , P = 6547;
void solve(int tc) {
int n, m;
cin >> n >> m;
int coef = 1;
if(n > m) {
swap(n , m);
coef *= -1;
}
if(m % n == 0) {
cout << m-1 << '\n';
for(int i = 1; i < m; i ++) {
cout << (-1)*coef << ' ';
}
cout << '\n';
// return;c
return;
}
int mx = 9e8;
int psv = mx/(n-1);
int otr = -psv*(n-1)-1;
if(m/n == 1) {
cout << 2*n-1 << '\n';
for(int i = 1; i < 2*n; i ++) {
if(i%n == 0) {
cout << otr*coef << ' ';
}
else {
cout << psv*coef << ' ';
}
}
cout << '\n';
return;
}
cout << m << '\n';
for(int i = 1; i <= m; i ++) {
if(i%n == 0) {
cout << otr*coef << ' ';
}
else {
cout << psv*coef << ' ';
}
}
cout << '\n';
}
/*
3 3 3 -10 3 3
*/
main() {
ios;
int tt = 1 , tc = 0;
cin >> tt;
while(tt --) {
solve(++tc);
}
return 0;
}
Compilation message (stderr)
sequence.cpp:62:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
62 | main() {
| ^~~~
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