Submission #1221279
Source Code Expand
#define REP(i,n) for(int i=0; i<(int)(n); i++) #include <cstdio> inline int getInt(){ int s; scanf("%d", &s); return s; } #include <set> using namespace std; int main(){ const int n = getInt(); int ans = 1; int prev = -1; int sign = 0; REP(i,n){ const int cur = getInt(); if(prev != -1) { const int nextSign = prev == cur ? 0 : prev < cur ? 1 : -1; if(sign == 0) { sign = nextSign; } else { if(nextSign != 0 && sign != nextSign) { sign = 0; ans++; } } } prev = cur; } printf("%d\n", ans); return 0; }
Submission Info
Submission Time | |
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Task | A - Sorted Arrays |
User | yukim |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 649 Byte |
Status | AC |
Exec Time | 12 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int getInt()’: ./Main.cpp:4:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] inline int getInt(){ int s; scanf("%d", &s); return s; } ^
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 | 1 ms | 128 KB |
sample_02.txt | AC | 0 ms | 128 KB |
sample_03.txt | AC | 1 ms | 128 KB |
subtask_1_01.txt | AC | 7 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 | 12 ms | 128 KB |
subtask_1_05.txt | AC | 12 ms | 128 KB |
subtask_1_06.txt | AC | 12 ms | 128 KB |
subtask_1_07.txt | AC | 12 ms | 128 KB |
subtask_1_08.txt | AC | 12 ms | 128 KB |
subtask_1_09.txt | AC | 12 ms | 128 KB |
subtask_1_10.txt | AC | 1 ms | 128 KB |
subtask_1_11.txt | AC | 1 ms | 128 KB |