/in/foo.cc: In function 'll add(ll, ll)':
/in/foo.cc:27:1: warning: no return statement in function returning non-void [-Wreturn-type]
 } 
 ^
/in/foo.cc: In function 'll dfs(ll, ll)':
/in/foo.cc:42:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
/in/foo.cc: In function 'll dfs1(ll, ll)':
/in/foo.cc:53:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
/in/foo.cc: In function 'll pushd(ll, ll, ll)':
/in/foo.cc:70:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
/in/foo.cc: In function 'll build(ll, ll, ll)':
/in/foo.cc:63:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
/in/foo.cc: In function 'll updata(ll, ll, ll, ll, ll, ll)':
/in/foo.cc:93:1: warning: control reaches end of non-void function [-Wreturn-type]
 } 
 ^

VJ4Error('ProblemDataNotFoundError', '题目 590c9c5ed3d8a13210993c1a 的数据未找到。', 'newbzoj', '590c9c5ed3d8a13210993c1a')