View Compilation Error

1027267_0_0_13460.c: In function `DFS':
1027267_0_0_13460.c:56: error: syntax error before '/' token
1027267_0_0_13460.c:64: error: syntax error before '/' token
1027267_0_0_13460.c:72: error: syntax error before '/' token
1027267_0_0_13460.c:80: error: syntax error before '/' token