Submission #1689848
Source Code Expand
#include <stdio.h> #define MAX_N 201 #define MOD 998244353 int x[MAX_N], y[MAX_N], p[MAX_N]; int main(void) { int n; scanf("%d", &n); for (int i = 0; i < n; i++) scanf("%d%d", &x[i], &y[i]); p[0] = 1; for (int i = 0; i < n; i++) p[i + 1] = (p[i] << 1) % MOD; int ans = p[n] - n - 1; for (int i = 0; i < n; i++) { for (int j = 0; j < i; j++) { int cnt = 0; for (int k = 0; k < j; k++) { if ((x[i] - x[j]) * (y[i] - y[k]) == (x[i] - x[k]) * (y[i] - y[j])) cnt++; } ans -= p[cnt]; ans += MOD; ans %= MOD; } } printf("%d\n", ans); return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - ConvexScore |
User | SiuGinHung |
Language | C++14 (GCC 5.4.1) |
Score | 700 |
Code Size | 752 Byte |
Status | AC |
Exec Time | 3 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:10:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ ./Main.cpp:12:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &x[i], &y[i]); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 700 / 700 | ||||
Status |
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|
Set Name | Test Cases |
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Sample | 0_000.txt, 0_001.txt, 0_002.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 1_026.txt, 1_027.txt, 1_028.txt, 1_029.txt, 1_030.txt, 1_031.txt, 1_032.txt, 1_033.txt, 1_034.txt, 1_035.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 1 ms | 128 KB |
0_001.txt | AC | 1 ms | 128 KB |
0_002.txt | AC | 1 ms | 128 KB |
1_003.txt | AC | 1 ms | 128 KB |
1_004.txt | AC | 1 ms | 128 KB |
1_005.txt | AC | 1 ms | 128 KB |
1_006.txt | AC | 1 ms | 128 KB |
1_007.txt | AC | 2 ms | 128 KB |
1_008.txt | AC | 1 ms | 128 KB |
1_009.txt | AC | 1 ms | 128 KB |
1_010.txt | AC | 1 ms | 128 KB |
1_011.txt | AC | 1 ms | 128 KB |
1_012.txt | AC | 2 ms | 128 KB |
1_013.txt | AC | 1 ms | 128 KB |
1_014.txt | AC | 1 ms | 128 KB |
1_015.txt | AC | 2 ms | 128 KB |
1_016.txt | AC | 1 ms | 128 KB |
1_017.txt | AC | 3 ms | 128 KB |
1_018.txt | AC | 3 ms | 128 KB |
1_019.txt | AC | 3 ms | 128 KB |
1_020.txt | AC | 3 ms | 128 KB |
1_021.txt | AC | 3 ms | 128 KB |
1_022.txt | AC | 3 ms | 128 KB |
1_023.txt | AC | 3 ms | 128 KB |
1_024.txt | AC | 3 ms | 128 KB |
1_025.txt | AC | 3 ms | 128 KB |
1_026.txt | AC | 3 ms | 128 KB |
1_027.txt | AC | 3 ms | 128 KB |
1_028.txt | AC | 3 ms | 128 KB |
1_029.txt | AC | 3 ms | 128 KB |
1_030.txt | AC | 3 ms | 128 KB |
1_031.txt | AC | 3 ms | 128 KB |
1_032.txt | AC | 3 ms | 128 KB |
1_033.txt | AC | 3 ms | 128 KB |
1_034.txt | AC | 3 ms | 128 KB |
1_035.txt | AC | 3 ms | 128 KB |