题解 | #找x#
找x
https://www.nowcoder.com/practice/069e2130430c41229ab25e47fa0949a6
#include<iostream> using namespace std; int main(){ int n; int x; int i; while (cin >> n){ int a[n]; for (i = 0; i < n; i++){ cin>>a[i]; } cin >> x; for (i = 0; i < n; i++){ if (a[i] == x){ cout<<i; break; } } if (i == n) cout<<"-1"; } return 0; }
暴力解