View Compilation Error

1_728_2900_30714.c: In function 'dfs':
1_728_2900_30714.c:10:44: error: expected declaration specifiers before '/' token
 int dfs( int len, int sum, int fr, int fl )//  0: x < y     1: x = y
                                            ^
1_728_2900_30714.c:44:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 {
 ^
1_728_2900_30714.c:55:1: error: expected declaration specifiers before '/' token
 //
 ^