View Compilation Error

0_0_34687122_17030.cpp: In function 'int main()':
0_0_34687122_17030.cpp:13:26: error: expected ')' before ';' token
           for(m=0;m<n;m++;n--)
                          ^
0_0_34687122_17030.cpp:13:30: error: expected ';' before ')' token
           for(m=0;m<n;m++;n--)
                              ^