View Compilation Error

0_0_20970302_23251.cpp: In function 'int main()':
0_0_20970302_23251.cpp:18:9: error: expected ';' before 'int'
         int flag = 1;
         ^
0_0_20970302_23251.cpp:26:21: error: 'flag' was not declared in this scope
                     flag = 0;
                     ^
0_0_20970302_23251.cpp:31:21: error: 'flag' was not declared in this scope
                     flag = 2;
                     ^
0_0_20970302_23251.cpp:37:12: error: 'flag' was not declared in this scope
         if(flag == 1)//-48
            ^