Submission #4653417
Source Code Expand
import java.util.Scanner; import static java.lang.Math.abs; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int x1 = sc.nextInt(); int y1 = sc.nextInt(); int x2 = sc.nextInt(); int y2 = sc.nextInt(); int x3 = sc.nextInt(); int y3 = sc.nextInt(); x2 -= x1; x3 -= x1; y2 -= y1; y3 -= y1; System.out.println(MyMath.area_of_triangle(new Point(x2,y2), new Point(x3, y3))); } } class MyMath { static double crossProduct(Point a, Point b) { return a.x * b.y - a.y * b.x; } static double area_of_triangle(Point a, Point b) { return abs(crossProduct(a, b)) / 2.0; } } class Point { double x; double y; Point(double x, double y) { this.x = x; this.y = y; } }
Submission Info
Submission Time | |
---|---|
Task | C - 直訴 |
User | tonko2 |
Language | Java8 (OpenJDK 1.8.0) |
Score | 100 |
Code Size | 923 Byte |
Status | AC |
Exec Time | 100 ms |
Memory | 23508 KB |
Judge Result
Set Name | all | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
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 | 98 ms | 19284 KB |
00_sample_02.txt | AC | 99 ms | 21204 KB |
00_sample_03.txt | AC | 97 ms | 21204 KB |
test_01.txt | AC | 99 ms | 20948 KB |
test_02.txt | AC | 99 ms | 19028 KB |
test_03.txt | AC | 100 ms | 21204 KB |
test_04.txt | AC | 100 ms | 23252 KB |
test_05.txt | AC | 98 ms | 19156 KB |
test_06.txt | AC | 99 ms | 19792 KB |
test_07.txt | AC | 100 ms | 19796 KB |
test_08.txt | AC | 99 ms | 20564 KB |
test_09.txt | AC | 96 ms | 19156 KB |
test_10.txt | AC | 98 ms | 19156 KB |
test_11.txt | AC | 98 ms | 21460 KB |
test_12.txt | AC | 97 ms | 19412 KB |
test_13.txt | AC | 98 ms | 20948 KB |
test_14.txt | AC | 98 ms | 18644 KB |
test_15.txt | AC | 98 ms | 19156 KB |
test_16.txt | AC | 98 ms | 21588 KB |
test_17.txt | AC | 97 ms | 23252 KB |
test_18.txt | AC | 98 ms | 23124 KB |
test_19.txt | AC | 98 ms | 20948 KB |
test_20.txt | AC | 96 ms | 21204 KB |
test_21.txt | AC | 97 ms | 19284 KB |
test_22.txt | AC | 99 ms | 19796 KB |
test_23.txt | AC | 98 ms | 18900 KB |
test_24.txt | AC | 98 ms | 23380 KB |
test_25.txt | AC | 97 ms | 20564 KB |
test_26.txt | AC | 95 ms | 21844 KB |
test_27.txt | AC | 96 ms | 17236 KB |
test_28.txt | AC | 96 ms | 19668 KB |
test_29.txt | AC | 98 ms | 19796 KB |
test_30.txt | AC | 94 ms | 20820 KB |
test_31.txt | AC | 96 ms | 20564 KB |
test_32.txt | AC | 97 ms | 17108 KB |
test_33.txt | AC | 94 ms | 20692 KB |
test_34.txt | AC | 97 ms | 20816 KB |
test_35.txt | AC | 96 ms | 19796 KB |
test_36.txt | AC | 96 ms | 17104 KB |
test_37.txt | AC | 96 ms | 19156 KB |
test_38.txt | AC | 96 ms | 19156 KB |
test_39.txt | AC | 97 ms | 19412 KB |
test_40.txt | AC | 97 ms | 20564 KB |
test_41.txt | AC | 97 ms | 20692 KB |
test_42.txt | AC | 98 ms | 21076 KB |
test_43.txt | AC | 97 ms | 22868 KB |
test_44.txt | AC | 99 ms | 19540 KB |
test_45.txt | AC | 96 ms | 21844 KB |
test_46.txt | AC | 98 ms | 20948 KB |
test_47.txt | AC | 100 ms | 23124 KB |
test_48.txt | AC | 98 ms | 21716 KB |
test_49.txt | AC | 98 ms | 21332 KB |
test_50.txt | AC | 98 ms | 18900 KB |
test_51.txt | AC | 98 ms | 20688 KB |
test_52.txt | AC | 96 ms | 21204 KB |
test_53.txt | AC | 97 ms | 20820 KB |
test_54.txt | AC | 96 ms | 20564 KB |
test_55.txt | AC | 97 ms | 20692 KB |
test_56.txt | AC | 97 ms | 19412 KB |
test_57.txt | AC | 95 ms | 21588 KB |
test_58.txt | AC | 98 ms | 21204 KB |
test_59.txt | AC | 96 ms | 20820 KB |
test_60.txt | AC | 96 ms | 21588 KB |
test_61.txt | AC | 99 ms | 23508 KB |
test_62.txt | AC | 98 ms | 18128 KB |
test_63.txt | AC | 96 ms | 21204 KB |
test_64.txt | AC | 97 ms | 20816 KB |
test_65.txt | AC | 97 ms | 23252 KB |
test_66.txt | AC | 98 ms | 21204 KB |
test_67.txt | AC | 96 ms | 20564 KB |
test_68.txt | AC | 97 ms | 18640 KB |
test_69.txt | AC | 97 ms | 18772 KB |