View Compilation Error

0_0_26991385_14034.cpp: In function 'int dinic(int, int, int)':
0_0_26991385_14034.cpp:59:2: error: expected ',' or ';' before 'for'
  for(int i=head[s];i!=-1;i=edg[i].nxt)
  ^
0_0_26991385_14034.cpp:59:20: error: 'i' was not declared in this scope
  for(int i=head[s];i!=-1;i=edg[i].nxt)
                    ^