View Compilation Error

0_0_33376990_25257.cpp: In function 'int main()':
0_0_33376990_25257.cpp:10:17: error: 'bag' was not declared in this scope
   scanf("%d%d",&bag,&tm);
                 ^
0_0_33376990_25257.cpp:10:24: error: expected primary-expression before ')' token
   scanf("%d%d",&bag,&tm);
                        ^
0_0_33376990_25257.cpp:12:21: error: expected primary-expression before ';' token
   for (int j=1;j<=tm;++j){
                     ^
0_0_33376990_25257.cpp:14:4: error: expected ';' before 'for'
    for (int k=w-bag;k>=ci;--k)
    ^
0_0_33376990_25257.cpp:14:21: error: 'k' was not declared in this scope
    for (int k=w-bag;k>=ci;--k)
                     ^