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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 |
---|---|---|---|---|---|---|---|---|---|
#791340 | #9738. Make It Divisible | Linx# | TL | 1ms | 3816kb | C++17 | 2.4kb | 2024-11-28 18:09:40 | 2024-11-28 18:09:44 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
void solve() {
int n, k;
cin >> n >> k;
std::vector<int> a(n + 1);
for(int i = 1; i <= n; i ++ ) {
cin >> a[i];
}
bool ok = 1;
for(int i = 1; i <= n; i ++ ) {
if(a[i] != a[1]) {
ok = 0;
break;
}
}
if(ok) {
cout << k << ' ' << (ll)(k + 1) * k / 2 << '\n';
return ;
}
deque<int> dq;
vector<pii> b;
for(int i = 1; i <= n; i ++ ) {
while(dq.size() && dq.back() >= a[i]) {
dq.pop_back();
}
if(dq.size()) {
b.push_back({dq.back(), a[i]});
}
dq.push_back(a[i]);
}
while(dq.size()) dq.pop_back();
for(int i = n; i >= 1; i -- ) {
while(dq.size() && dq.back() >= a[i]) {
dq.pop_back();
}
if(dq.size()) {
b.push_back({dq.back(), a[i]});
}
dq.push_back(a[i]);
}
bool fg = 0;
set<int> st;
for(auto &[x, y] : b) {
swap(x, y);
int tmp = x - y;
if(!fg) {
for(int i = 1; i <= tmp / i; i ++ ) {
if(tmp % i == 0) {
if(tmp / i > y && tmp / i - y <= k) {
st.insert(tmp / i - y);
}
if(i > y && i - y <= k) {
st.insert(i - y);
}
}
}
fg = 1;
} else {
set<int> st2;
for(int i = 1; i <= tmp / i; i ++ ) {
if(tmp % i == 0) {
if(tmp / i > y && tmp / i - y <= k && st.find(tmp / i - y) != st.end()) {
st2.insert(tmp / i - y);
}
if(i > y && i - y <= k && st.find(i - y) != st.end()) {
st2.insert(i - y);
}
}
}
swap(st, st2);
}
}
cout << st.size() << ' ';
ll tot = 0;
for(auto x : st) {
tot += x;
}
cout << tot << '\n';
}
int main() {
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
int t = 1;
cin >> t;
while(t -- ) {
solve();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3816kb
input:
3 5 10 7 79 1 7 1 2 1000000000 1 2 1 100 1000000000
output:
3 8 0 0 100 5050
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
4 201 1000000000 1 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5...
output:
0 0 0 0 0 0 0 0
result:
ok 4 lines
Test #3:
score: 0
Accepted
time: 1ms
memory: 3560kb
input:
500 4 1000000000 8 14 24 18 4 1000000000 17 10 18 14 4 1000000000 6 17 19 19 4 1000000000 15 14 15 25 4 1000000000 16 16 5 25 4 1000000000 4 30 20 5 4 1000000000 11 4 23 9 4 1000000000 14 25 13 2 4 1000000000 18 18 1 15 4 1000000000 22 22 22 28 4 1000000000 15 17 17 10 4 1000000000 22 14 13 25 4 100...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 500 lines
Test #4:
score: -100
Time Limit Exceeded
input:
1 50000 1000000000 230 286458 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 41263680 ...