View Compilation Error

0_0_39413694_17829.cpp: In function 'int spfa()':
0_0_39413694_17829.cpp:32:23: error: expected '}' at end of input
   32 |         qu.emplace(0);
      |                       ^
0_0_39413694_17829.cpp:30:12: note: to match this '{'
   30 | int spfa() {
      |            ^