Submission #1677664
Source Code Expand
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <cctype> #include <functional> #include <iomanip> #include <iostream> #include <iterator> #include <map> #include <queue> #include <set> #include <string> #include <vector> #define ll long long #define imfor(i, n) for(int i = 0; i < n; i++) using namespace std; ll MOD = 1000000007; int main() { int n; cin >> n; ll x[110], y[110]; int ans = 0; imfor(i, n) { cin >> x[i] >> y[i]; } for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { for (int k = j + 1; k < n; k++) { ll x1 = x[i] - x[k]; ll y1 = y[i] - y[k]; ll x2 = x[j] - x[k]; ll y2 = y[j] - y[k]; if (abs(x1 * y2 - y1 * x2) % 2 == 0 && abs(x1 * y2 - y1 * x2) != 0) { ans++; } } } } cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | B - 格子点と整数 |
User | imaizumi14 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1040 Byte |
Status | AC |
Exec Time | 3 ms |
Memory | 384 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | case_01.txt, case_02.txt, case_03.txt, case_04.txt, case_05.txt, case_06.txt, case_07.txt, case_08.txt, case_09.txt, case_10.txt, case_11.txt, case_12.txt, case_13.txt, case_14.txt, case_15.txt, case_16.txt, case_17.txt, case_18.txt, case_19.txt, case_20.txt, case_21.txt, case_22.txt, case_23.txt, case_24.txt, case_25.txt, case_26.txt, case_27.txt, case_28.txt, case_29.txt, case_30.txt, case_31.txt, case_32.txt, case_33.txt, case_34.txt, case_35.txt, case_36.txt, case_37.txt, case_38.txt, case_39.txt, case_40.txt, case_41.txt, case_42.txt, case_43.txt, case_44.txt, case_45.txt, case_46.txt, case_47.txt, case_48.txt, case_49.txt, case_50.txt, case_51.txt, case_52.txt, case_53.txt, case_54.txt, case_55.txt, case_56.txt, case_57.txt, case_58.txt, case_59.txt, case_60.txt, case_61.txt, case_62.txt, case_63.txt, case_64.txt, case_65.txt, case_66.txt, case_67.txt, case_68.txt, case_69.txt, case_70.txt, case_71.txt, sample_1.txt, sample_2.txt, sample_3.txt, sample_4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
case_01.txt | AC | 2 ms | 256 KB |
case_02.txt | AC | 2 ms | 256 KB |
case_03.txt | AC | 2 ms | 256 KB |
case_04.txt | AC | 1 ms | 256 KB |
case_05.txt | AC | 1 ms | 256 KB |
case_06.txt | AC | 2 ms | 256 KB |
case_07.txt | AC | 1 ms | 256 KB |
case_08.txt | AC | 1 ms | 256 KB |
case_09.txt | AC | 2 ms | 256 KB |
case_10.txt | AC | 1 ms | 256 KB |
case_11.txt | AC | 2 ms | 256 KB |
case_12.txt | AC | 1 ms | 256 KB |
case_13.txt | AC | 2 ms | 256 KB |
case_14.txt | AC | 2 ms | 256 KB |
case_15.txt | AC | 2 ms | 256 KB |
case_16.txt | AC | 2 ms | 256 KB |
case_17.txt | AC | 1 ms | 256 KB |
case_18.txt | AC | 3 ms | 384 KB |
case_19.txt | AC | 1 ms | 256 KB |
case_20.txt | AC | 1 ms | 256 KB |
case_21.txt | AC | 2 ms | 256 KB |
case_22.txt | AC | 1 ms | 256 KB |
case_23.txt | AC | 1 ms | 256 KB |
case_24.txt | AC | 1 ms | 256 KB |
case_25.txt | AC | 1 ms | 256 KB |
case_26.txt | AC | 1 ms | 256 KB |
case_27.txt | AC | 2 ms | 256 KB |
case_28.txt | AC | 1 ms | 256 KB |
case_29.txt | AC | 2 ms | 256 KB |
case_30.txt | AC | 2 ms | 256 KB |
case_31.txt | AC | 1 ms | 256 KB |
case_32.txt | AC | 2 ms | 256 KB |
case_33.txt | AC | 2 ms | 256 KB |
case_34.txt | AC | 2 ms | 256 KB |
case_35.txt | AC | 1 ms | 256 KB |
case_36.txt | AC | 1 ms | 256 KB |
case_37.txt | AC | 1 ms | 256 KB |
case_38.txt | AC | 1 ms | 256 KB |
case_39.txt | AC | 1 ms | 256 KB |
case_40.txt | AC | 2 ms | 256 KB |
case_41.txt | AC | 1 ms | 256 KB |
case_42.txt | AC | 2 ms | 256 KB |
case_43.txt | AC | 1 ms | 256 KB |
case_44.txt | AC | 1 ms | 256 KB |
case_45.txt | AC | 2 ms | 256 KB |
case_46.txt | AC | 2 ms | 256 KB |
case_47.txt | AC | 1 ms | 256 KB |
case_48.txt | AC | 1 ms | 256 KB |
case_49.txt | AC | 1 ms | 256 KB |
case_50.txt | AC | 2 ms | 256 KB |
case_51.txt | AC | 2 ms | 256 KB |
case_52.txt | AC | 2 ms | 256 KB |
case_53.txt | AC | 2 ms | 256 KB |
case_54.txt | AC | 2 ms | 256 KB |
case_55.txt | AC | 2 ms | 256 KB |
case_56.txt | AC | 2 ms | 256 KB |
case_57.txt | AC | 2 ms | 256 KB |
case_58.txt | AC | 2 ms | 256 KB |
case_59.txt | AC | 2 ms | 256 KB |
case_60.txt | AC | 2 ms | 256 KB |
case_61.txt | AC | 2 ms | 256 KB |
case_62.txt | AC | 2 ms | 256 KB |
case_63.txt | AC | 2 ms | 256 KB |
case_64.txt | AC | 2 ms | 256 KB |
case_65.txt | AC | 2 ms | 256 KB |
case_66.txt | AC | 2 ms | 256 KB |
case_67.txt | AC | 2 ms | 256 KB |
case_68.txt | AC | 2 ms | 256 KB |
case_69.txt | AC | 2 ms | 256 KB |
case_70.txt | AC | 2 ms | 256 KB |
case_71.txt | AC | 1 ms | 256 KB |
sample_1.txt | AC | 1 ms | 256 KB |
sample_2.txt | AC | 1 ms | 256 KB |
sample_3.txt | AC | 1 ms | 256 KB |
sample_4.txt | AC | 1 ms | 256 KB |