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| import java.io.*;
public class Solution {
static int[][] map = new int[1000][1000];
static int[][] dp = new int[1000][1000];
static int[] dy = {-1,0,1,0};
static int[] dx = {0,1,0,-1};
static int N;
public static void main(String[] args) throws IOException {
Reader r = new Reader();
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
int T = r.nextInt(), tc = 1;
while(T-- != 0) {
N = r.nextInt();
for(int i = 0; i < N; ++i)
for(int j = 0; j < N; ++j) {
map[i][j] = r.nextInt();
dp[i][j] = -1;
}
int ans = -1, num = -1;
for(int i = 0; i < N; ++i)
for(int j = 0; j < N; ++j){
dp[i][j] = f(i, j);
if(dp[i][j] > ans || (dp[i][j] == ans && map[i][j] < num)) {
ans = dp[i][j];
num = map[i][j];
}
}
bw.write("#" + tc++ + " " + num + " " + (ans + 1) + "\n");
}
bw.flush();
}
static int f(int y, int x) {
if(dp[y][x] != -1) return dp[y][x];
for(int i = 0; i < 4; ++i) {
int nx = x + dx[i];
int ny = y + dy[i];
if(0<= nx && nx < N && 0 <= ny && ny < N && map[ny][nx] == map[y][x] + 1){
return (dp[y][x] = f(ny, nx))+ 1;
}
}
return dp[y][x] = 0;
}
static class Reader {
final private int BUFFER_SIZE = 1 << 16;
private DataInputStream din;
private byte[] buffer;
private int bufferPointer, bytesRead;
public Reader() {
din = new DataInputStream(System.in);
buffer = new byte[BUFFER_SIZE];
bufferPointer = bytesRead = 0;
}
public int nextInt() throws IOException {
int ret = 0;
byte c = read();
while (c <= ' ')
c = read();
boolean neg = (c == '-');
if (neg)
c = read();
do {
ret = (ret<<3) + (ret<<1) + (c & 0b1111);
} while ((c = read()) >= '0' && c <= '9');
if (neg)
return -ret;
return ret;
}
private void fillBuffer() throws IOException {
bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
if (bytesRead == -1)
buffer[0] = -1;
}
private byte read() throws IOException {
if (bufferPointer == bytesRead)
fillBuffer();
return buffer[bufferPointer++];
}
}
}
|
