View Compilation Error

0_0_27871731_16403.cpp: In function 'int main()':
0_0_27871731_16403.cpp:34:5: error: expected ';' before 'int'
     int flag=0;
     ^
0_0_27871731_16403.cpp:41:17: error: 'flag' was not declared in this scope
                 flag=1;
                 ^
0_0_27871731_16403.cpp:45:16: error: 'flag' was not declared in this scope
             if(flag==1)
                ^