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确实比较水啊~O(n)的啊怎么还110ms#include <iostream>
#include <stdio.h>
using namespace std;
int main() {
int N;
scanf("%d", &N);
int q = 0, h;
int state = 0;//0:正在上升 1:下降
for(int i = 0; i <= N; i++){
if(i < N) scanf("%d", &h);
else h = 0;
if(state == 0 && h > q){
q = h;
}
else if(state == 0 && h == q){
printf("%d\n", i);
}
else if(state == 0 && h < q){
state = 1;
printf("%d\n", i);
q = h;
}
else if(h > q){
state = 0;
q = h;
}
else if(h == q){
state = 0;
}
else{
q = h;
}
}
return 0;
}
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