/in/foo.cc: In function 'int main()':
/in/foo.cc:93:9: warning: 'T' may be used uninitialized [-Wmaybe-uninitialized]
   93 |   printf("%d", T);
      |   ~~~~~~^~~~~~~~~
/in/foo.cc:86:7: note: 'T' was declared here
   86 |   int T;
      |       ^
/in/foo.cc:80:7: warning: 'ans' may be used uninitialized [-Wmaybe-uninitialized]
   80 |       if (i != ans) {
      |       ^~
/in/foo.cc:64:15: note: 'ans' was declared here
   64 |    int tmp=0, ans;
      |               ^~~