View Compilation Error

0_0_38829504_21167.cpp: In function 'long long int spfa(int, int)':
0_0_38829504_21167.cpp:68:2: error: a function-definition is not allowed here before '{' token
   68 |  {
      |  ^
0_0_38829504_21167.cpp:87:3: error: expected '}' at end of input
   87 |  }
      |   ^
0_0_38829504_21167.cpp:44:2: note: to match this '{'
   44 |  {
      |  ^