View Compilation Error

0_0_23411002_28535.cpp: In function 'int main()':
0_0_23411002_28535.cpp:77:10: error: 'tmp' was not declared in this scope
 LL ans = tmp = 1;
          ^
0_0_23411002_28535.cpp:82:4: error: 'pi' was not declared in this scope
 if(pi == -1 || p1 < len && d[u][p1]) ans = (ans + tmp)%mod;
    ^