Submission #1221579
Source Code Expand
#include <stdio.h> int main(void) { int n; scanf("%d", &n); int prev_a; int trend = 0; int count = 1; scanf("%d", &prev_a); for (int i = 1; i < n; i++) { int a; scanf("%d", &a); if (a < prev_a) { if (trend == 1) { count++; trend = 0; } else if (trend == 0) { trend = -1; } } else if (a > prev_a) { if (trend == -1) { count++; trend = 0; } else if (trend == 0) { trend = 1; } } prev_a = a; } printf("%d\n", count); return 0; }
Submission Info
Submission Time | |
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Task | A - Sorted Arrays |
User | muctera |
Language | C (GCC 5.4.1) |
Score | 300 |
Code Size | 716 Byte |
Status | AC |
Exec Time | 13 ms |
Memory | 128 KB |
Compile Error
./Main.c: In function ‘main’: ./Main.c:5:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ ./Main.c:10:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &prev_a); ^ ./Main.c:13:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &a); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 0 ms | 128 KB |
sample_02.txt | AC | 0 ms | 128 KB |
sample_03.txt | AC | 0 ms | 128 KB |
subtask_1_01.txt | AC | 8 ms | 128 KB |
subtask_1_02.txt | AC | 6 ms | 128 KB |
subtask_1_03.txt | AC | 4 ms | 128 KB |
subtask_1_04.txt | AC | 13 ms | 128 KB |
subtask_1_05.txt | AC | 13 ms | 128 KB |
subtask_1_06.txt | AC | 13 ms | 128 KB |
subtask_1_07.txt | AC | 13 ms | 128 KB |
subtask_1_08.txt | AC | 13 ms | 128 KB |
subtask_1_09.txt | AC | 13 ms | 128 KB |
subtask_1_10.txt | AC | 1 ms | 128 KB |
subtask_1_11.txt | AC | 1 ms | 128 KB |