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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#512199 | #9167. Coprime Array | ucup-team956# | TL | 928ms | 3696kb | C++20 | 1.7kb | 2024-08-10 13:48:28 | 2024-08-10 13:48:28 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define time chrono::system_clock::now().time_since_epoch().count()
mt19937_64 rnd(time);
#define maxn 1000005
#define int long long
int read() {int x;cin>>x;return x;}
void solve() {
int n = read(), s = read();
if(__gcd(n, s) == 1) {
cout << 1 << "\n" << n << "\n";
return;
}
// cout << __gcd(-5, 10) << "!!!\n";
for(int i = -1e7; i <= 1e7; i++) {
if(__gcd(abs(i), s) == 1 && __gcd(abs(n - i), s) == 1 && abs(n - i) <= 1e9) {
cout << 2 << "\n";
cout << i << " " << n - i << "\n";
return;
}
}
// if(n != 9 || s != 6) while(1);
for(int i = -1e3; i <= 1e3; i++) {
for(int j = -1e3; j <= 1e3; j++) {
if(__gcd(abs(i), s) == 1 && __gcd(abs(j), s) == 1 && __gcd(abs(n - i - j), s) == 1 && abs(n - i - j) <= 1e9) {
cout << 3 << "\n";
cout << i << " " << j << " " << n - i - j << "\n";
return;
}
}
}
for(int i = -1e2; i <= 1e2; i++) {
for(int j = -1e2; j <= 1e2; j++) {
for(int k = -1e2; k <= 1e2; k++) {
if(__gcd(i, s) == 1 && __gcd(j, s) == 1 && __gcd(k, s) == 1 && __gcd(n - i - j - k, s) == 1) {
cout << 4 << "\n";
cout << i << " " << j << " " << k << " " << n - i - j - k << "\n";
return;
}
}
}
}
}
signed main() {
#ifdef ONLINE_JUDGE
ios::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
#else
//freopen("a.in", "r", stdin);
#endif
solve();
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 173ms
memory: 3696kb
input:
9 6
output:
3 -997 -997 2003
result:
ok Correct
Test #2:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
14 34
output:
2 -9999999 10000013
result:
ok Correct
Test #3:
score: 0
Accepted
time: 928ms
memory: 3680kb
input:
1000000000 223092870
output:
2 29 999999971
result:
ok Correct
Test #4:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
2 1000000000
output:
2 -9999999 10000001
result:
ok Correct
Test #5:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
649557664 933437700
output:
2 -9999997 659557661
result:
ok Correct
Test #6:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
33396678 777360870
output:
2 -9999991 43396669
result:
ok Correct
Test #7:
score: -100
Time Limit Exceeded
input:
48205845 903124530