View Compilation Error

0_0_31793839_3000.cpp: In function 'int main()':
0_0_31793839_3000.cpp:11:12: error: expected ';' before 'int'
            int aap=0;
            ^
0_0_31793839_3000.cpp:16:32: error: 'aap' was not declared in this scope
                    printf("%d",aap);
                                ^
0_0_31793839_3000.cpp:21:16: error: 'aap' was not declared in this scope
                aap=qqp+1;
                ^
0_0_31793839_3000.cpp:21:20: error: 'qqp' was not declared in this scope
                aap=qqp+1;
                    ^
0_0_31793839_3000.cpp:26:40: error: 'aap' was not declared in this scope
                if(n%2==1) printf(" %d",aap);
                                        ^
0_0_31793839_3000.cpp:27:16: error: 'aap' was not declared in this scope
                aap++;
                ^