#include<stdio.h>
#include<limits.h>

#define MAX 100
#define INF INT_MAX

int main(){
    int n;
    scanf("%d",&n);
    
    if(n<=0||n>MAX){
        printf("Invalid input");
        return 0;
    }
    int graph[MAX][MAX];
    
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            if(scanf("%d",&graph[i][j])!=1){
                printf("Invalid input");
                return 0;
            }
            if(graph[i][j]<0){
                printf("Invalid input");
                return 0;
            }
        }
    }
    int src;
    scanf("%d",&src);
    
    if(src<0||src>=n){
        printf("Invalid input");
        return 0;
        
    }
    int dist[MAX],visited[MAX];
    for(int i=0;i<n;i++){
        dist[i]=INF;
        visited[i]=0;
    }
    dist[src]=0;
    
    for(int count=0;count<n-1;count++){
        int u=-1,minDist=INF;
        
        for(int i=0;i<n;i++){
            if(!visited[i]&&dist[i]<minDist){
                minDist=dist[i];
            }
        }
        if(u==-1) break;
        visited[u]=1;
        
        for(int v=0;v<n;v++){
            if(visited[v]&&graph[u][v]>0&&dist[u]!=INF&&dist[u]+graph[u][v]<dist[v]){
                dist[v]=dist[u]+graph[u][v];
            }
        }
    }
    for(int i=0;i<n;i++){
        if(dist[i]==INF)
          printf("");
        else
          printf("%d",dist[i]);
    }
    return 0;
}