提交时间:2024-03-02 11:03:05

运行 ID: 133962

#include<iostream> using namespace std; int n,a[1001],t=1; int main() { cin>>n; for(int i=1;i<=n;i++) cin>>a[i]; for(int i=2;i<=n;i++) { if(t%2==1) { if(a[i+1]<a[i]&&i+1<=n) { t++; } } if(t%2==0) { if(a[i+1]>a[i]&&i+1<=n) { t++; } } } cout<<t+1; return 0; }