#include<iostream> using namespace std; const int xddcc=200; int main() { int m,n; cin>>m>>n; int abaaba[xddcc]; //内存中存放的单词 int count=0; //查词典的次数 int index=0; //当前内存的索引 for (int i=0;i<n;i++) { int word; cin>>word; bool found=false; for (int j=0;j<m;j++) { if (abaaba[j]==word) { found=true; break; } } if (!found) { if (index>=m) { index=0; } abaaba[index]=word; index++; count++; } } cout<<count<<endl; return 0; }