望大佬指点

#include <iostream>

using namespace std;

const int N = 110,M = 110,K = 110;

int n,m,k;
int a[N][K];
	
int main()
{
	cin >> n >> m >> k;
	for(int i = 1;i <= n;i++)
		for(int j = 1;j <= m;j++)
		{
			int x;
			cin >> x;
			a[i][x] = j;
		}
	/*
	for(int i = 1;i <= n;i++)
	{
		for(int j = 1;j <= k;j++) cout<<a[i][j]<<" ";
		cout<<endl;
	}
	*/
	for(int x = 1;x <= k;x++)
	{
		int t[n],cnt = 0;
		for(int i = 1;i <= n;i++) t[i] = 0;
		for(int i = 1;i <= n;i++) t[a[i][x]] = 1;
		for(int i = 1;i <= n;i++) cnt+=t[i];
		cout<<cnt<<" ";
	}
	
	return 0;
}