Submission #1221806

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Source Code Expand

#include <stdio.h>
#include <bits/stdc++.h>

using namespace std;

int v[100005];
int n;

int main(){

	scanf("%d", &n);

	for(int i = 0; i < n; i++)
		scanf("%d", v+i);

	int ans = 1;

	int inc = 1, dec = 1;

	for(int i = 1; i < n; i++){
		if(v[i] > v[i-1]) dec = 0;
		if(v[i] < v[i-1]) inc = 0;
		if(!dec && !inc){
			ans++;
			inc = dec = 1;
		}
	}

	printf("%d\n", ans);

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:14:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", v+i);
                   ^

Judge Result