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링크
#include <algorithm> #include <iostream> #include <string> #include <vector> #include <cstring> #define INF 987654321 using namespace std; int dp[202][202] = { 0, }; // 전구 숫자 최대 200개 int arr[202]; int dynamic(int f, int b) { if (f == b) return 0; if (dp[f][b] != -1) return dp[f][b]; dp[f][b] = INF; for (int k = f; k < b; k++) { int adder = arr[f] == arr[k + 1] ? 0 : 1; dp[f][b] = min(dp[f][b], dynamic(f, k) + dynamic(k + 1, b) + adder); } return dp[f][b]; } void solution() { int N, K; cin >> N >> K; for (int i = 0; i < N; i++) { cin >> arr[i]; } memset(dp, -1, sizeof(dp)); cout << dynamic(0, N - 1) << "\n"; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); solution(); return 0; }
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2449. 전구
링크
설계
재귀로 dp를 구함
정리
고생한 점
코드
The text was updated successfully, but these errors were encountered: