| Task: | Thieves and Prisons |
| Sender: | egor.lifar |
| Submission time: | 2019-03-09 21:30:12 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 8 |
| #2 | ACCEPTED | 13 |
| #3 | ACCEPTED | 14 |
| #4 | ACCEPTED | 18 |
| #5 | ACCEPTED | 47 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.02 s | 2, 4, 5 | details |
| #2 | ACCEPTED | 0.02 s | 2, 4, 5 | details |
| #3 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #4 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #5 | ACCEPTED | 0.02 s | 2, 4, 5 | details |
| #6 | ACCEPTED | 0.02 s | 4, 5 | details |
| #7 | ACCEPTED | 0.01 s | 4, 5 | details |
| #8 | ACCEPTED | 0.01 s | 4, 5 | details |
| #9 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #10 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #11 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #12 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #13 | ACCEPTED | 0.03 s | 1, 3, 4, 5 | details |
| #14 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #15 | ACCEPTED | 0.03 s | 1, 3, 4, 5 | details |
| #16 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #17 | ACCEPTED | 0.02 s | 1, 2, 3, 4, 5 | details |
| #18 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #19 | ACCEPTED | 0.09 s | 2, 5 | details |
| #20 | ACCEPTED | 0.07 s | 2, 5 | details |
| #21 | ACCEPTED | 0.09 s | 2, 5 | details |
| #22 | ACCEPTED | 0.04 s | 5 | details |
| #23 | ACCEPTED | 0.04 s | 5 | details |
| #24 | ACCEPTED | 0.02 s | 3, 4, 5 | details |
| #25 | ACCEPTED | 0.01 s | 3, 4, 5 | details |
| #26 | ACCEPTED | 0.02 s | 3, 4, 5 | details |
| #27 | ACCEPTED | 0.01 s | 3, 4, 5 | details |
| #28 | ACCEPTED | 0.02 s | 4, 5 | details |
| #29 | ACCEPTED | 0.02 s | 4, 5 | details |
| #30 | ACCEPTED | 0.02 s | 4, 5 | details |
| #31 | ACCEPTED | 0.03 s | 4, 5 | details |
| #32 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #33 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #34 | ACCEPTED | 0.02 s | 2, 4, 5 | details |
| #35 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #36 | ACCEPTED | 0.06 s | 3, 5 | details |
| #37 | ACCEPTED | 0.07 s | 3, 5 | details |
| #38 | ACCEPTED | 0.05 s | 3, 5 | details |
| #39 | ACCEPTED | 0.05 s | 3, 5 | details |
| #40 | ACCEPTED | 0.07 s | 5 | details |
| #41 | ACCEPTED | 0.07 s | 5 | details |
| #42 | ACCEPTED | 0.07 s | 5 | details |
| #43 | ACCEPTED | 0.06 s | 5 | details |
| #44 | ACCEPTED | 0.08 s | 2, 5 | details |
| #45 | ACCEPTED | 0.08 s | 2, 5 | details |
| #46 | ACCEPTED | 0.09 s | 2, 5 | details |
| #47 | ACCEPTED | 0.08 s | 2, 5 | details |
Code
/*
ЗАПУСКАЕМ
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*/
#include <iostream>
#include <complex>
#include <vector>
#include <string>
#include <algorithm>
#include <cstdio>
#include <numeric>
#include <cstring>
#include <ctime>
#include <cstdlib>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <list>
#include <cmath>
#include <bitset>
#include <cassert>
#include <queue>
#include <stack>
#include <deque>
using namespace std;
template<typename T1, typename T2> inline void chkmin(T1 &a, T2 b) {if (a > b) a = b;}
template<typename T1, typename T2> inline void chkmax(T1 &a, T2 b) {if (a < b) a = b;}
#define files(FILENAME) read(FILENAME); write(FILENAME)
#define read(FILENAME) freopen((FILENAME + ".in").c_str(), "r", stdin)
#define write(FILENAME) freopen((FILENAME + ".out").c_str(), "w", stdout)
#define all(c) (c).begin(), (c).end()
#define sz(c) (int)(c).size()
#define left left228
#define right right228
#define y1 y1228
#define mp make_pair
#define pb push_back
#define y2 y2228
const string FILENAME = "input";
const int MAXN = 100228;
int n, k, m;
char c[MAXN];
int x[MAXN];
int res[MAXN];
int last[MAXN];
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
//read(FILENAME);
cin >> n >> k >> m;
for (int i = 0; i < m; i++) {
cin >> c[i] >> x[i];
}
set<int> s;
for (int i = 1; i <= k; i++) {
s.insert(i);
}
for (int i = 1; i <= n; i++) {
last[i] = m + 1;
}
set<pair<int, int> > st;
int lasts = 1;
int times = m;
for (int i = m - 1; i >= 0; i--) {
if (c[i] == 'O') {
if (s.empty()) {
cout << "IMPOSSIBLE\n";
return 0;
}
int f = *s.begin();
s.erase(f);
st.insert(make_pair(i, f));
lasts = f;
res[i] = f;
times = i;
} else {
auto it = st.lower_bound(make_pair(last[x[i]], 0));
if (it != st.begin()) {
it--;
pair<int, int> f = *it;
st.erase(f);
res[i] = f.second;
s.insert(f.second);
} else {
// cout << lasts << ' ' << times << ' ' << last[x[i]] << ' ' << x[i] << endl;
//cout << times << endl;
if (times >= last[x[i]]) {
cout << "IMPOSSIBLE\n";
return 0;
}
res[i] = lasts;
}
}
last[x[i]] = i;
}
if (!st.empty()) {
cout << "IMPOSSIBLE\n";
return 0;
}
for (int i = 0; i < m; i++) {
cout << res[i] << '\n';
}
return 0;
}
Test details
Test 1
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1 1 1 C 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 2
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1 1 1 O 1 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 3
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1 1 2 C 1 C 1 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 4
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1 1 2 C 1 O 1 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 5
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1 1 2 O 1 C 1 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 6
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 2 1 2 C 1 C 2 |
| correct output |
|---|
| 1 1 |
| user output |
|---|
| 1 1 |
Test 7
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 2 1 2 C 1 O 1 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 8
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 2 1 2 C 1 O 2 |
| correct output |
|---|
| 1 1 |
| user output |
|---|
| 1 1 |
Test 9
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 5 C 1 C 2 O 3 C 1 ... |
| correct output |
|---|
| 1 1 1 1 1 |
| user output |
|---|
| 1 1 1 1 1 |
Test 10
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 5 C 1 C 2 O 3 O 3 ... |
| correct output |
|---|
| 2 1 2 1 1 |
| user output |
|---|
| 2 1 2 1 1 |
Test 11
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 5 C 1 C 2 O 3 O 1 ... |
| correct output |
|---|
| 2 1 2 1 1 |
| user output |
|---|
| 2 1 2 1 1 |
Test 12
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 5 C 1 C 2 O 1 O 3 ... |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 13
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 4 C 1 O 2 C 1 O 3 |
| correct output |
|---|
| 1 1 1 1 |
| user output |
|---|
| 1 1 1 1 |
Test 14
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 4 C 1 O 2 C 2 O 1 |
| correct output |
|---|
| 1 1 1 1 |
| user output |
|---|
| 1 1 1 1 |
Test 15
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 3 C 1 C 2 C 3 |
| correct output |
|---|
| 1 1 1 |
| user output |
|---|
| 1 1 1 |
Test 16
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 2 3 O 1 C 2 C 3 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 17
Group: 1, 2, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 2 2 7 C 1 O 2 O 2 O 2 ... |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 18
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 4 2 5 C 2 O 3 C 1 O 4 ... |
| correct output |
|---|
| 1 1 1 1 1 |
| user output |
|---|
| 1 1 1 1 1 |
Test 19
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 50000 49999 49998 49997 49996 ... |
| user output |
|---|
| 50000 49999 49998 49997 49996 ... Truncated |
Test 20
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 21
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 20000 20000 20000 20000 20000 ... |
| user output |
|---|
| 20000 20000 20000 20000 20000 ... Truncated |
Test 22
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 100 100 100 100 100 ... Truncated |
Test 23
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 99 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 24
Group: 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 2 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 25
Group: 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 2 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 26
Group: 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 2 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 27
Group: 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 2 500 C 384 O 62 C 387 C 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 28
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 250 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 29
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 250 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 2 1 3 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 30
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 250 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 3 2 3 3 2 2 2 5 4 2 ... |
| user output |
|---|
| 1 1 1 1 3 ... Truncated |
Test 31
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 250 500 C 384 O 62 C 387 C 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 32
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 500 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 33
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 500 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 2 1 3 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 34
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 500 500 C 384 O 62 C 387 O 473 ... |
| correct output |
|---|
| 1 1 1 1 2 1 3 3 3 2 2 2 2 4 5 ... |
| user output |
|---|
| 1 1 1 1 3 ... Truncated |
Test 35
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 500 500 500 C 384 O 62 C 387 C 473 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 36
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 2 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 37
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 2 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 38
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 2 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 39
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 2 100000 C 89384 O 54062 C 85387 C 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 40
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 41
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 42
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 3 2 3 3 3 3 3 3 4 5 ... |
| user output |
|---|
| 1 1 1 1 3 ... Truncated |
Test 43
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 50000 100000 C 89384 O 54062 C 85387 C 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 44
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 45
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 46
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ... |
| correct output |
|---|
| 1 1 1 1 2 1 3 3 3 3 3 3 4 5 3 ... |
| user output |
|---|
| 1 1 1 1 3 ... Truncated |
Test 47
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 100000 100000 C 89384 O 54062 C 85387 C 53318 ... |
| correct output |
|---|
| 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |