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package queueBasics;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
public class MainClass {
static int fun(List<String> h) {
int ans = 0;
int n = h.size();
int m = h.get(0).length();
int a[][] = new int[n][m];
for(int i = 0; i<n; i++) {
String cur = h.get(i);
for(int j = 0; j<m; j++) {
a[i][j] = cur.charAt(j) - '0';
}
}
for(int i = 0; i<m; i++) {
int max = 0;
for(int j = 0; j<n; j++) {
for(int k = 0; k<m; k++) {
max = Math.max(max, a[j][k]);
}
}
ans += max;
for(int j = 0; j<n; j++) {
int maxN = 0, maxI = 0;
for(int k = 0; k<m; k++) {
if(a[j][k] > maxN) {
maxN = a[j][k];
maxI = k;
}
}
a[j][maxI] = 0;
}
}
return ans;
}
public static void main(String[] args) throws Exception {
List<String> l = new ArrayList<String>();
l.add("137");
l.add("364");
l.add("115");
l.add("724");
System.out.println(fun(l));
// QueueUsingLL q = new QueueUsingLL();
// QueueUsingArray q = new QueueUsingArray(4);
// QueueUsingCircularArray q = new QueueUsingCircularArray(4);
//
//
// Scanner sc = new Scanner(System.in);
//
// // ask user for number of elements
//
// int n = sc.nextInt();
// for(int i = 0; i<n; i++) {
// q.enqueue(sc.nextInt());
// }
//
// // keep enqueueing untill user presses -1
//
// while(true) {
// int data = sc.nextInt();
// if(data == -1) break;
// q.enqueue(data);
// }
//
// q.enqueue(10);
// q.enqueue(20);
// q.enqueue(30);
// q.enqueue(40);
// System.out.println(q.dequeue());
// System.out.println(q.dequeue());
// q.enqueue(50);
// System.out.println(q.dequeue());
// System.out.println(q.dequeue());
// System.out.println(q.dequeue());
// System.out.println(q.dequeue());
}
}