帮我看下，怎么编译错误

C/C++ code

time time01,time02time02=23:43:59long t,mt=2000m=secondsafter(23:59:59,time02)if t> (m+1) then      t= t-m-1     time01=relativetime(00:00:00,t)else    time01=relativetime(time02,t)end if

t= t-m-1 这里提示编译错误

[解决办法]
t= t - m - 1