29 lines
465 B
C++
29 lines
465 B
C++
#include <bits/stdc++.h>
|
|
|
|
using namespace std;
|
|
int Max;
|
|
int x, y, len = 1;
|
|
|
|
int main() {
|
|
int n;
|
|
/*
|
|
10
|
|
1 5 6 2 3 4 5 6 8 9
|
|
*/
|
|
cin >> n; // 10
|
|
|
|
cin >> x; // 1
|
|
|
|
for (int i = 2; i <= n; i++) {
|
|
cin >> y;
|
|
if (y == x + 1)
|
|
len++, Max = max(Max, len);
|
|
else
|
|
len = 1;
|
|
|
|
//这句话需要重点理解
|
|
x = y;
|
|
}
|
|
cout << Max << endl;
|
|
return 0;
|
|
} |