View Compilation Error

0_0_23192591_9858.cpp: In function 'double closest(int, int)':
0_0_23192591_9858.cpp:27:22: error: expected primary-expression before '/' token
     for(i=s;i<=e;i++)/
                      ^
0_0_23192591_9858.cpp:28:5: error: expected primary-expression before '{' token
     {  
     ^