제출 #1306083

#제출 시각아이디문제언어결과실행 시간메모리
1306083marctgKnapsack (NOI18_knapsack)C++17
0 / 100
1 ms572 KiB
#include <iostream> using namespace std; struct ura{ int v, w, k; }v[100001]; int dp[10001]; int main() { int s, n; cin >> s >> n; for(int i = 1; i <= n; i++){ cin >> v[i].v >> v[i].w >> v[i].k; if(v[i].w > s){ i--; n--; } } bool flag = true; while(flag){ flag = false; for(int i = 1; i <= n; i++){ if(v[i].k >= 3){ n++; v[n].v = v[i].v; v[n].w = v[i].w; v[n].k = v[i].k / 3; v[i].k = v[i].k % 3; flag = true; } } } for(int i = 1; i <= n; i++){ for(int j = s; j >= 1; j--){ for(int k = 1; k <= v[i].k; k++){ if(j + (k * v[i].w) <= s){ dp[j + (k * v[i].w)] = max(dp[j + (k * v[i].w)], dp[j] + (k * v[i].v)); } } } } cout << dp[s] << "\n"; return 0; }
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