Submission #2544112


Source Code Expand

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
    int xa, ya, xb, yb, xc, yc;

    public static void main(String args[]) {
        new Main().run();
    }

    void run() {
        FastReader sc = new FastReader();
        xa = sc.nextInt();
        ya = sc.nextInt();
        xb = sc.nextInt();
        yb = sc.nextInt();
        xc = sc.nextInt();
        yc = sc.nextInt();
        solve();
    }

    void solve() {
        System.out.printf("%4f\n", ((double)(xb - xa) * (yc - ya) -
                (yb - ya) * (xc - xa)) / 2);
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
}

Submission Info

Submission Time
Task C - 直訴
User ynish
Language Java8 (OpenJDK 1.8.0)
Score 0
Code Size 1879 Byte
Status WA
Exec Time 85 ms
Memory 23380 KB

Judge Result

Set Name all
Score / Max Score 0 / 100
Status
AC × 37
WA × 35
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt, test_62.txt, test_63.txt, test_64.txt, test_65.txt, test_66.txt, test_67.txt, test_68.txt, test_69.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 77 ms 20692 KB
00_sample_02.txt WA 76 ms 18516 KB
00_sample_03.txt AC 83 ms 17748 KB
test_01.txt WA 74 ms 21332 KB
test_02.txt AC 76 ms 19924 KB
test_03.txt WA 75 ms 16084 KB
test_04.txt AC 74 ms 18644 KB
test_05.txt AC 75 ms 18004 KB
test_06.txt AC 74 ms 19796 KB
test_07.txt AC 74 ms 19028 KB
test_08.txt WA 73 ms 19284 KB
test_09.txt WA 73 ms 20948 KB
test_10.txt WA 73 ms 20180 KB
test_11.txt WA 75 ms 21332 KB
test_12.txt AC 74 ms 16084 KB
test_13.txt AC 74 ms 17748 KB
test_14.txt WA 84 ms 18004 KB
test_15.txt WA 74 ms 20820 KB
test_16.txt WA 74 ms 19540 KB
test_17.txt AC 75 ms 16084 KB
test_18.txt AC 75 ms 20564 KB
test_19.txt WA 74 ms 19284 KB
test_20.txt AC 77 ms 17748 KB
test_21.txt AC 75 ms 21332 KB
test_22.txt AC 75 ms 20692 KB
test_23.txt WA 73 ms 19924 KB
test_24.txt WA 74 ms 18388 KB
test_25.txt WA 74 ms 21332 KB
test_26.txt WA 74 ms 17748 KB
test_27.txt WA 76 ms 22740 KB
test_28.txt AC 74 ms 18772 KB
test_29.txt WA 75 ms 21332 KB
test_30.txt AC 76 ms 20692 KB
test_31.txt AC 74 ms 20948 KB
test_32.txt AC 85 ms 23252 KB
test_33.txt AC 84 ms 21332 KB
test_34.txt WA 74 ms 19284 KB
test_35.txt AC 73 ms 19284 KB
test_36.txt AC 74 ms 18132 KB
test_37.txt AC 74 ms 18772 KB
test_38.txt WA 74 ms 17748 KB
test_39.txt AC 85 ms 21332 KB
test_40.txt AC 75 ms 17748 KB
test_41.txt WA 84 ms 19156 KB
test_42.txt WA 76 ms 19156 KB
test_43.txt WA 75 ms 20564 KB
test_44.txt WA 82 ms 17748 KB
test_45.txt AC 75 ms 18900 KB
test_46.txt AC 74 ms 21332 KB
test_47.txt WA 75 ms 20308 KB
test_48.txt WA 76 ms 19408 KB
test_49.txt AC 85 ms 18644 KB
test_50.txt WA 76 ms 20820 KB
test_51.txt AC 73 ms 18132 KB
test_52.txt WA 74 ms 19284 KB
test_53.txt AC 73 ms 21332 KB
test_54.txt AC 84 ms 19284 KB
test_55.txt WA 76 ms 23252 KB
test_56.txt AC 77 ms 21204 KB
test_57.txt AC 77 ms 19412 KB
test_58.txt WA 75 ms 23380 KB
test_59.txt WA 84 ms 19540 KB
test_60.txt WA 73 ms 21332 KB
test_61.txt WA 76 ms 22868 KB
test_62.txt WA 74 ms 19284 KB
test_63.txt AC 75 ms 21972 KB
test_64.txt WA 74 ms 19284 KB
test_65.txt AC 74 ms 19412 KB
test_66.txt AC 73 ms 21460 KB
test_67.txt WA 85 ms 20436 KB
test_68.txt AC 75 ms 20436 KB
test_69.txt AC 75 ms 21716 KB