結果
問題 | No.11 カードマッチ |
ユーザー | CrazyBBB |
提出日時 | 2016-03-06 15:05:25 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 78 ms / 5,000 ms |
コード長 | 3,508 bytes |
コンパイル時間 | 2,203 ms |
コンパイル使用メモリ | 77,348 KB |
実行使用メモリ | 39,760 KB |
最終ジャッジ日時 | 2024-10-11 20:02:52 |
合計ジャッジ時間 | 4,195 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 51 ms
36,736 KB |
testcase_01 | AC | 52 ms
36,700 KB |
testcase_02 | AC | 51 ms
36,540 KB |
testcase_03 | AC | 51 ms
36,856 KB |
testcase_04 | AC | 67 ms
37,924 KB |
testcase_05 | AC | 52 ms
36,756 KB |
testcase_06 | AC | 78 ms
39,760 KB |
testcase_07 | AC | 64 ms
37,908 KB |
testcase_08 | AC | 75 ms
38,484 KB |
testcase_09 | AC | 78 ms
39,484 KB |
testcase_10 | AC | 73 ms
39,180 KB |
testcase_11 | AC | 72 ms
38,792 KB |
testcase_12 | AC | 73 ms
38,960 KB |
testcase_13 | AC | 72 ms
38,772 KB |
testcase_14 | AC | 66 ms
37,852 KB |
testcase_15 | AC | 53 ms
36,308 KB |
testcase_16 | AC | 54 ms
36,432 KB |
testcase_17 | AC | 53 ms
36,420 KB |
testcase_18 | AC | 54 ms
36,744 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.NoSuchElementException; public class Main { public static void main(String[] args) { FastScanner sc = new FastScanner(); int W = sc.nextInt(); int H = sc.nextInt(); int N = sc.nextInt(); int[] S = new int[N]; int[] K = new int[N]; boolean[] chW = new boolean[W]; boolean[] chH = new boolean[H]; for (int i=0; i<N; i++) { S[i] = sc.nextInt(); K[i] = sc.nextInt(); chW[S[i]-1] = true; chH[K[i]-1] = true; } long cntW = 0; long cntH = 0; for (int i=0; i<W; i++) { if (chW[i]) cntW++; } for (int i=0; i<H; i++) { if (chH[i]) cntH++; } long ans = cntW*H + W*cntH - cntW*cntH - N; System.out.println(ans); } } /////////////////////////////////////////////////////// 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 boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;} public boolean hasNext() { skipUnprintable(); 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() { if (!hasNext()) throw new NoSuchElementException(); int 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(); } } }