CSES - Putka Open 2020 – 2/5 - Results
Submission details
Task:Kortit
Sender:mangolassi
Submission time:2020-09-25 19:57:05 +0300
Language:C++ (C++11)
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED23
#2ACCEPTED77
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2details
#2ACCEPTED0.01 s2details

Code

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
void solve() {
int n;
cin >> n;
int h = n/2;
vector<int> vals(h);
for (int i = 0; i < h; ++i) cin >> vals[i];
sort(vals.begin(), vals.end());
int res = 0, cur = 0, j = 1;
for (auto i : vals) {
while(i > j) {
++j;
++cur;
}
++j;
if (cur > 0) {
--cur;
++res;
}
}
cout << res << '\n';
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
int t;
cin >> t;
for (int ti = 0; ti < t; ++ti) solve();
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
1000
2
1
6
2 4 5
...

correct output
0
2
0
2
1
...

user output
0
2
0
2
1
...
Truncated

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
70
56 23 58 70 2 57 27 61 47 3 42...

correct output
30
15
1
38
29
...

user output
30
15
1
38
29
...
Truncated