CSES - Putka Open 2020 – 2/5 - Results
Submission details
Task:Kortit
Sender:Yytsi
Submission time:2020-09-27 00:26:06 +0300
Language:C++ (C++17)
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;
int main() {
ios_base::sync_with_stdio(0); cin.tie(0);
int t; cin>>t;
while (t--) {
int n; cin>>n;
int tb[105] = {0};
for (int i = 0; i < n / 2; i++) {
int c; cin>>c;
tb[c] = 1;
}
deque<int> me, p;
for (int i = 1; i <= n; i++) (tb[i] == 1 ? me : p).push_back(i);
int res = 0;
for (int i = 0; i < n / 2; i++) {
int mv = p.back();
p.pop_back();
if (me.back() > mv) {
res++;
me.pop_back();
} else me.pop_front();
}
cout<<res<<"\n";
}
}

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