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I get WA and i have tried udebug tesecases but still get WA help please

#include <bits/stdc++.h>
using namespace std;
int TC, n;
char a[25], b;
short g[25][25];
bool visited[25][25];
short dx[8] = { 1, 1, 0, -1, -1, -1, 0, 1 };
short dy[8] = { 0, 1, 1, 1, 0, -1, -1, -1 };
int ans, sum, m;
void ...