View Compilation Error

0_0_24709145_24402.cpp: In function 'void fun(int)':
0_0_24709145_24402.cpp:6:2: error: 'nbsp' was not declared in this scope
  if(i>0 && i<6)
  ^
0_0_24709145_24402.cpp:8:7: error: 'else' without a previous 'if'
  else if(i>7 && i<13)
       ^
0_0_24709145_24402.cpp: In function 'int main()':
0_0_24709145_24402.cpp:13:2: error: 'nbsp' was not declared in this scope
  int t,n;
  ^
0_0_24709145_24402.cpp:21:13: error: 'else' without a previous 'if'
   else 
             ^