#include<bits/stdc++.h>
using namespace std;
int n,k=1;
char a[21][21];
int fx[4]={0,1,0,-1};
int fy[4]={1,0,-1,0};
int b[101][3];
void dfs(int x,int y){
a[x][y]=1;
b[k][1]=x;
b[k][2]=y;
if(x==n&&y==n){
for(int i=1;i<=k;i++){
if(i==k)cout<<"("<<b[i][1]<<","<<b[i][2]<<")";
else cout<<"("<<b[i][1]<<","<<b[i][2]<<")"<<"->";
}
}
for(int i=0;i<=3;i++){
int tx=x+fx[i];
int ty=y+fy[i];
if(tx>=1&&tx<=n&&ty>=1&&ty<=n&&a[tx][ty]=='0'){
k++;
dfs(tx,ty);
}
}
}
int main(){
cin>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
cin>>a[i][j];
}
}
dfs(1,1);
return 0;
}
/**************************************************************
Problem: 1431
User: chenjingqi
Language: C++
Result: Wrong Answer
****************************************************************/