View Compilation Error

0_0_24714845_6236.cpp: In function 'int main()':
0_0_24714845_6236.cpp:39:51: error: 'jz' was not declared in this scope
                 if(s[i][j] == s[i - 1][j] || s[i][jz] == s[i][j - 1]) flag = 1;
                                                   ^