Submission #354251

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
354251	2021-01-21 15:40:28	valerikk	Trampoline (info1cup20_trampoline)	C++14	100 / 100	824 ms	62952 KiB

trampoline

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#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 7;
const int L = 20;
int R, C, n;
pair<int, int> green[N];
int a[N], b[N];
int go[L][N];
int main() {
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
#endif
    ios::sync_with_stdio(false);
    cin.tie(0);
    cin >> R >> C >> n;
    for (int i = 0; i < n; ++i)
        cin >> green[i].second >> green[i].first;
    green[n] = {C + 1, R + 1};
    sort(green, green + n + 1);
    for (int i = 0; i <= n; ++i)
        a[i] = green[i].second, b[i] = green[i].first;
    for (int i = 0; i <= n; ++i)
        go[0][i] = n;
    map<int, int> last;
    for (int i = n - 1; i >= 0; --i) {
        if (last.find(a[i] + 1) != last.end())
 
 
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• Subtask 1: 23 / 23
• Subtask 2: 20 / 20
• Subtask 3: 11 / 11
• Subtask 4: 19 / 19
• Subtask 5: 27 / 27