Submission #6692381


Source Code Expand

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#include <bits/stdc++.h>

using namespace std;

int n, la;

int main() {
	scanf("%d", &n);
	while (n--) {
		int tmp;
		scanf("%d", &tmp);
		if (tmp < la) {
			puts("No");
			return 0;
		}
		if (tmp - 1 >= la)
			tmp--;
		la = tmp;
	}
	puts("Yes");
}

Submission Info

Submission Time
Task C - Build Stairs
User nhho
Language C++14 (GCC 5.4.1)
Score 300
Code Size 271 Byte
Status AC
Exec Time 13 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:11:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &tmp);
                    ^

Judge Result

Set Name All Sample
Score / Max Score 300 / 300 0 / 0
Status
AC × 17
AC × 4
Set Name Test Cases
All sample_01, sample_02, sample_03, sample_04, testcase_01, testcase_02, testcase_03, testcase_04, testcase_05, testcase_06, testcase_07, testcase_08, testcase_09, testcase_10, testcase_11, testcase_12, testcase_13
Sample sample_01, sample_02, sample_03, sample_04
Case Name Status Exec Time Memory
sample_01 AC 1 ms 256 KB
sample_02 AC 1 ms 256 KB
sample_03 AC 1 ms 256 KB
sample_04 AC 1 ms 256 KB
testcase_01 AC 1 ms 256 KB
testcase_02 AC 1 ms 256 KB
testcase_03 AC 12 ms 256 KB
testcase_04 AC 13 ms 256 KB
testcase_05 AC 3 ms 256 KB
testcase_06 AC 5 ms 256 KB
testcase_07 AC 8 ms 256 KB
testcase_08 AC 10 ms 256 KB
testcase_09 AC 1 ms 256 KB
testcase_10 AC 1 ms 256 KB
testcase_11 AC 12 ms 256 KB
testcase_12 AC 1 ms 256 KB
testcase_13 AC 13 ms 256 KB