제출 #549521

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
549521	2022-04-16 02:04:55	theshadow_04	Skyscraper (JOI16_skyscraper)	C++14	20 / 100	349 ms	524288 KiB

skyscraper

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// annotshy
#include <bits/stdc++.h>
#define Task "CF"
#define MOD 1000000007
#define pb push_back
using namespace std;
const int maxn = 200005;
int n, l;
int a[maxn];
long long dp[(1 << 14) + 5][20][105];
void Sub1() {
  vector<int> v;
  for(int i = 1; i <= n; ++i) cin >> a[i], v.pb(i);
  int ans = 0;
  do {
    long long res = 0;
    for(int i = 0; i < (int) v.size() - 1; ++ i) res += abs(a[v[i + 1]] - a[v[i]]);
    if(res <= l) ++ ans;
    if(ans > MOD) ans -= MOD;
  } while(next_permutation(v.begin(), v.end()));
  cout << ans << "\n";
}
void Solve(int Test) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:65:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   65 |     freopen(Task".inp", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
skyscraper.cpp:66:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   66 |     freopen(Task".out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 0 / 80