View Compilation Error

0_0_31460834_31008.cpp: In function 'int main()':
0_0_31460834_31008.cpp:10:14: error: 'i' was not declared in this scope
        while(i=1;i<=n;i++)
              ^
0_0_31460834_31008.cpp:10:17: error: expected ')' before ';' token
        while(i=1;i<=n;i++)
                 ^
0_0_31460834_31008.cpp:10:18: error: 'i' was not declared in this scope
        while(i=1;i<=n;i++)
                  ^