結果

問題 No.825 賢いお買い物
ユーザー htensaihtensai
提出日時 2019-12-31 23:05:55
言語 Java21
(openjdk 21)
結果
AC  
実行時間 54 ms / 2,000 ms
コード長 3,582 bytes
コンパイル時間 2,296 ms
コンパイル使用メモリ 78,904 KB
実行使用メモリ 36,848 KB
最終ジャッジ日時 2024-11-20 18:52:46
合計ジャッジ時間 4,475 ms
ジャッジサーバーID
(参考情報)
judge2 / judge3
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 52 ms
36,588 KB
testcase_01 AC 51 ms
36,248 KB
testcase_02 AC 52 ms
36,268 KB
testcase_03 AC 51 ms
36,624 KB
testcase_04 AC 51 ms
36,272 KB
testcase_05 AC 52 ms
36,396 KB
testcase_06 AC 52 ms
36,280 KB
testcase_07 AC 52 ms
36,736 KB
testcase_08 AC 51 ms
36,776 KB
testcase_09 AC 52 ms
36,720 KB
testcase_10 AC 52 ms
36,540 KB
testcase_11 AC 53 ms
36,268 KB
testcase_12 AC 52 ms
36,488 KB
testcase_13 AC 52 ms
36,832 KB
testcase_14 AC 52 ms
36,848 KB
testcase_15 AC 52 ms
36,848 KB
testcase_16 AC 53 ms
36,728 KB
testcase_17 AC 54 ms
36,496 KB
testcase_18 AC 53 ms
36,700 KB
testcase_19 AC 54 ms
36,796 KB
testcase_20 AC 53 ms
36,796 KB
testcase_21 AC 53 ms
36,552 KB
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ソースコード

diff #

import java.util.*;
import java.io.*;

public class Main {
    static ArrayList<Path>[] graph;
    public static void main(String[] args) throws Exception {
        FastScanner sc = new FastScanner();
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        int sum = b * 10 + a;
        int min = Integer.MAX_VALUE;
        for (int i = 0; i <= c; i++) {
            int ans = sum - (c - i) * 10 - i;
            int count = a;
            int mod = ans % 10;
            if (mod != 0) {
                count += 10 - mod;
            }
            if (ans > 0 && i <= count) {
                min = Math.min(ans, min);
            }
        }
        if (min == Integer.MAX_VALUE) {
            System.out.println("Impossible");
        } else {
            System.out.println(min);
        }
    }
    
    static void search(int to, long[] costs, long value) {
        if (costs[to] <= value) {
            return;
        }
        costs[to] = value;
        for (Path p : graph[to]) {
            int next;
            if (p.from == to) {
                next = p.to;
            } else {
                next = p.from;
            }
            search(next, costs, value + p.cost);
        }
    }
    
    static class Path {
        int to;
        int from;
        int cost;
        public Path (int to, int from, int cost) {
            this.to = to;
            this.from = from;
            this.cost = cost;
        }
    }
}

class FastScanner {
    private final InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;
    private boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        }else{
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }
    private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
    private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
    public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();}
    public String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while(isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    public long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return minus ? -n : n;
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    public int nextInt() {
        long nl = nextLong();
        if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException();
        return (int) nl;
    }
    public double nextDouble() { return Double.parseDouble(next());
        
    }
}
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