| Task: | Thieves and Prisons |
| Sender: | Tuukka Yildirim |
| Submission time: | 2019-03-06 15:57:18 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 0 |
| group | verdict | score |
|---|---|---|
| #1 | WRONG ANSWER | 0 |
| #2 | WRONG ANSWER | 0 |
| #3 | WRONG ANSWER | 0 |
| #4 | WRONG ANSWER | 0 |
| #5 | WRONG ANSWER | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.02 s | 2, 4, 5 | details |
| #2 | ACCEPTED | 0.03 s | 2, 4, 5 | details |
| #3 | ACCEPTED | 0.02 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 | 0.03 s | 4, 5 | details |
| #8 | ACCEPTED | 0.02 s | 4, 5 | details |
| #9 | WRONG ANSWER | 0.02 s | 1, 3, 4, 5 | details |
| #10 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #11 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #12 | ACCEPTED | 0.03 s | 1, 3, 4, 5 | details |
| #13 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #14 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #15 | ACCEPTED | 0.02 s | 1, 3, 4, 5 | details |
| #16 | ACCEPTED | 0.03 s | 1, 3, 4, 5 | details |
| #17 | ACCEPTED | 0.03 s | 1, 2, 3, 4, 5 | details |
| #18 | ACCEPTED | 0.03 s | 1, 3, 4, 5 | details |
| #19 | WRONG ANSWER | 0.04 s | 2, 5 | details |
| #20 | WRONG ANSWER | 0.07 s | 2, 5 | details |
| #21 | WRONG ANSWER | 0.04 s | 2, 5 | details |
| #22 | WRONG ANSWER | 0.05 s | 5 | details |
| #23 | ACCEPTED | 0.04 s | 5 | details |
| #24 | WRONG ANSWER | 0.02 s | 3, 4, 5 | details |
| #25 | WRONG ANSWER | 0.02 s | 3, 4, 5 | details |
| #26 | WRONG ANSWER | 0.03 s | 3, 4, 5 | details |
| #27 | WRONG ANSWER | 0.02 s | 3, 4, 5 | details |
| #28 | WRONG ANSWER | 0.03 s | 4, 5 | details |
| #29 | WRONG ANSWER | 0.02 s | 4, 5 | details |
| #30 | WRONG ANSWER | 0.02 s | 4, 5 | details |
| #31 | WRONG ANSWER | 0.02 s | 4, 5 | details |
| #32 | WRONG ANSWER | 0.02 s | 2, 4, 5 | details |
| #33 | WRONG ANSWER | 0.04 s | 2, 4, 5 | details |
| #34 | WRONG ANSWER | 0.02 s | 2, 4, 5 | details |
| #35 | WRONG ANSWER | 0.02 s | 2, 4, 5 | details |
| #36 | WRONG ANSWER | 0.10 s | 3, 5 | details |
| #37 | WRONG ANSWER | 0.10 s | 3, 5 | details |
| #38 | WRONG ANSWER | 0.11 s | 3, 5 | details |
| #39 | WRONG ANSWER | 0.09 s | 3, 5 | details |
| #40 | WRONG ANSWER | 0.03 s | 5 | details |
| #41 | WRONG ANSWER | 0.02 s | 5 | details |
| #42 | WRONG ANSWER | 0.02 s | 5 | details |
| #43 | WRONG ANSWER | 0.02 s | 5 | details |
| #44 | WRONG ANSWER | 0.03 s | 2, 5 | details |
| #45 | WRONG ANSWER | 0.03 s | 2, 5 | details |
| #46 | WRONG ANSWER | 0.02 s | 2, 5 | details |
| #47 | WRONG ANSWER | 0.02 s | 2, 5 | details |
Code
#include <bits/stdc++.h>
#define IO ios_base::sync_with_stdio(0); cin.tie(0)
#define FOR(i,a,b) for(int i=(a); i<(b); i++)
#define F first
#define S second
#define pb push_back
using namespace std;
typedef pair<int, int> pii;
#define N 101010
int n, k, m;
set<tuple<int, int, int>> req;
int cur_cell = 1;
int cur_prisoned = 0;
int over_duty = 0;
int last_open_index = 0;
set<int> action_idx[101010];
void qaq() { cout<<"IMPOSSIBLE\n"; exit(0); }
pair<char, int> actions[N];
int res[N];
bool chain[N];
void check(int t) {
if (req.size() == 0) return;
tuple<int, int, int> beg = *req.begin();
if (get<0>(beg) < t) {
//cout<<"maa\n";
qaq();
}
}
int main() {
IO; cin>>n>>k>>m;
actions[0].F = 'K';
FOR(i,1,m+1) {
char c; cin>>c;
int x; cin>>x;
action_idx[x].insert(i);
actions[i] = {c, x};
if (c == 'O' && actions[i-1].F == 'O') {
chain[i-1] = true;
}
if (i > 1) {
if (c == 'O' && actions[i-1].F == 'O' && actions[i-2].F == 'O') {
qaq();
}
}
}
FOR(t,1,m+1) {
int x = actions[t].S;
check(t);
if (actions[t].F == 'C') {
auto search = action_idx[x].upper_bound(t);
if (search == action_idx[x].end()) {
// No requirement. So just allocate to the last one
req.insert({m, x, t});
} else {
int final_chance = ((*search) - 1);
req.insert({final_chance, x, t});
//cout<<"pushed "<<final_chance<<" "<<x<<" "<<t<<"\n";
}
//cout<<"Allocated cell: "<<cur_cell<<"\n";
if (t+3 <=m && chain[t+3]) {
res[t] = 2;
}
else if (chain[t+1]) {
// oh oh
res[t] = 2;
} else {
res[t] = 1;
}
cur_prisoned++;
} else {
// Handle duty -> open a door.
if (cur_prisoned == 0) qaq(); // Can't open an empty door :(
if (cur_prisoned == n) qaq(); // I can't be here
if (!req.size()) qaq();
//cout<<"wah "<<t<<"\n";
tuple<int, int, int> beg = *req.begin();
res[t] = res[get<2>(beg)];
req.erase(req.begin());
//cout<<"del "<<req.size()<<"\n";
cur_prisoned--;
}
}
FOR(i,1,m+1) cout<<res[i]<<" ";
}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: WRONG ANSWER
| input |
|---|
| 3 2 5 C 1 C 2 O 3 C 1 ... |
| correct output |
|---|
| 1 1 1 1 1 |
| user output |
|---|
| IMPOSSIBLE |
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 |
|---|
| 1 2 1 2 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 |
|---|
| 1 2 1 2 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: WRONG ANSWER
| input |
|---|
| 100000 100000 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 50000 49999 49998 49997 49996 ... |
| user output |
|---|
| IMPOSSIBLE |
Test 20
Group: 2, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 21
Group: 2, 5
Verdict: WRONG ANSWER
| input |
|---|
| 100000 100000 100000 C 1 C 2 C 3 C 4 ... |
| correct output |
|---|
| 20000 20000 20000 20000 20000 ... |
| user output |
|---|
| IMPOSSIBLE |
Test 22
Group: 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
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: WRONG ANSWER
| 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 1 1 1 1 1 1 1 1 1 1 ... Truncated |
Test 25
Group: 3, 4, 5
Verdict: WRONG ANSWER
| 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 1 1 1 1 1 1 1 2 1 2 ... Truncated |
Test 26
Group: 3, 4, 5
Verdict: WRONG ANSWER
| 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 1 1 1 1 1 1 1 2 1 2 ... Truncated |
Test 27
Group: 3, 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 28
Group: 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 29
Group: 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 30
Group: 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 31
Group: 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 32
Group: 2, 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 33
Group: 2, 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 34
Group: 2, 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 35
Group: 2, 4, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 36
Group: 3, 5
Verdict: WRONG ANSWER
| 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 1 1 1 1 1 1 1 1 1 1 ... Truncated |
Test 37
Group: 3, 5
Verdict: WRONG ANSWER
| 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 1 1 1 1 1 1 1 2 1 2 ... Truncated |
Test 38
Group: 3, 5
Verdict: WRONG ANSWER
| 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 1 1 1 1 1 1 1 2 1 2 ... Truncated |
Test 39
Group: 3, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 40
Group: 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 41
Group: 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 42
Group: 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 43
Group: 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 44
Group: 2, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 45
Group: 2, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 46
Group: 2, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |
Test 47
Group: 2, 5
Verdict: WRONG ANSWER
| 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 |
|---|
| IMPOSSIBLE |