結果
| 問題 |
No.1 道のショートカット
|
| コンテスト | |
| ユーザー |
matsu7874
|
| 提出日時 | 2015-12-07 22:21:04 |
| 言語 | C++11(廃止可能性あり) (gcc 13.3.0) |
| 結果 |
AC
|
| 実行時間 | 3 ms / 5,000 ms |
| コード長 | 1,184 bytes |
| コンパイル時間 | 1,300 ms |
| コンパイル使用メモリ | 161,884 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-07-20 16:18:36 |
| 合計ジャッジ時間 | 2,304 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 40 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:16:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
16 | scanf("%d", &N);
| ~~~~~^~~~~~~~~~
main.cpp:17:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
17 | scanf("%d", &C);
| ~~~~~^~~~~~~~~~
main.cpp:18:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
18 | scanf("%d", &V);
| ~~~~~^~~~~~~~~~
main.cpp:21:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
21 | scanf("%d", &S[i]);
| ~~~~~^~~~~~~~~~~~~
main.cpp:25:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
25 | scanf("%d", &T[i]);
| ~~~~~^~~~~~~~~~~~~
main.cpp:29:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
29 | scanf("%d", &Y[i]);
| ~~~~~^~~~~~~~~~~~~
main.cpp:33:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
33 | scanf("%d", &M[i]);
| ~~~~~^~~~~~~~~~~~~
ソースコード
#include <bits/stdc++.h>
#define ALL(c) c.begin(), c.end()
#define REP(i, n) \
for (int i = 0; i < (int)(n); ++i)
#define FOR(i, l, r) \
for (int i = (int)(l); i < (int)(r); ++i)
#define EACH(it, o) \
for (auto it = (o).begin(); it != (o).end(); ++it)
#define INF (1 << 26)
using namespace std;
int main() {
int N, C, V;
scanf("%d", &N);
scanf("%d", &C);
scanf("%d", &V);
int S[V], T[V], Y[V], M[V];
REP(i, V) {
scanf("%d", &S[i]);
}
REP(i, V) {
scanf("%d", &T[i]);
}
REP(i, V) {
scanf("%d", &Y[i]);
}
REP(i, V) {
scanf("%d", &M[i]);
}
int p[V];
REP(i, V) {
p[i] = i;
}
sort(p, p + V, [&](int a, int b) {
return S[a] < S[b];
});
long dp[N + 1][C + 1];
REP(i, N + 1) {
REP(j, C + 1) {
dp[i][j] = INF;
}
}
dp[1][C] = 0;
REP(i, V) {
int ptr = p[i];
REP(j, C+1) {
if (Y[ptr] + j <= C) {
dp[T[ptr]][j] = min(dp[T[ptr]][j], dp[S[ptr]][j + Y[ptr]] + M[ptr]);
}
}
}
long min_time = INF;
REP(i, C+1) {
min_time = min(min_time, dp[N][i]);
}
if (min_time == INF) {
printf("-1\n");
} else {
printf("%ld\n", min_time);
}
return 0;
}
matsu7874