結果
問題 |
No.1430 Coup de Coupon
|
ユーザー |
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提出日時 | 2025-06-12 15:24:57 |
言語 | PyPy3 (7.3.15) |
結果 |
MLE
|
実行時間 | - |
コード長 | 1,833 bytes |
コンパイル時間 | 189 ms |
コンパイル使用メモリ | 82,152 KB |
実行使用メモリ | 750,844 KB |
最終ジャッジ日時 | 2025-06-12 15:25:11 |
合計ジャッジ時間 | 4,033 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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ファイルパターン | 結果 |
---|---|
other | AC * 6 MLE * 1 -- * 20 |
ソースコード
def main(): import sys input = sys.stdin.read().split() ptr = 0 N = int(input[ptr]) ptr += 1 C = int(input[ptr]) ptr += 1 P = [] for _ in range(N): P.append(int(input[ptr])) ptr += 1 coupons = [] for _ in range(C): Tj = int(input[ptr]) Xj = int(input[ptr + 1]) coupons.append((Tj, Xj)) ptr += 2 # Precompute for each coupon j, a list of (D, i) sorted descending by D coupon_products = [] for j in range(C): T, X = coupons[j] products = [] for i in range(N): Pi = P[i] if T == 1: new_price = max(Pi - X, 0) D = Pi - new_price else: new_price = (Pi * (100 - X)) // 100 D = Pi - new_price products.append((D, i)) # Sort products for this coupon in descending order of D products.sort(reverse=True, key=lambda x: x[0]) coupon_products.append(products) # Prepare list to sort coupons by their maximum D max_discounts = [] for j in range(C): if coupon_products[j]: max_d = coupon_products[j][0][0] max_discounts.append((-max_d, j)) # Negative for ascending sort else: max_discounts.append((0, j)) # No products, just in case # Sort coupons by max discount in descending order max_discounts.sort() sorted_coupons = [j for _, j in max_discounts] assigned = [False] * N total_discount = 0 for j in sorted_coupons: for d, i in coupon_products[j]: if not assigned[i]: assigned[i] = True total_discount += d break total_cost = sum(P) - total_discount print(total_cost) if __name__ == '__main__': main()