View Compilation Error

0_0_39186761_26762.cpp: In function 'int main()':
0_0_39186761_26762.cpp:7:36: error: 'p' was not declared in this scope
    7 |         for(int i=1;i<=n;i++) cin>>p[i]>>w[i];
      |                                    ^
0_0_39186761_26762.cpp:7:42: error: 'w' was not declared in this scope
    7 |         for(int i=1;i<=n;i++) cin>>p[i]>>w[i];
      |                                          ^
0_0_39186761_26762.cpp:8:46: error: 'w' was not declared in this scope
    8 |         for(int i=1;i<=n;i++) for(int j=m;j>=w[i];j--) d[j]=max(d[j],d[j-w[i]]+p[i]);
      |                                              ^
0_0_39186761_26762.cpp:8:56: error: 'd' was not declared in this scope
    8 |         for(int i=1;i<=n;i++) for(int j=m;j>=w[i];j--) d[j]=max(d[j],d[j-w[i]]+p[i]);
      |                                                        ^
0_0_39186761_26762.cpp:8:80: error: 'p' was not declared in this scope
    8 |         for(int i=1;i<=n;i++) for(int j=m;j>=w[i];j--) d[j]=max(d[j],d[j-w[i]]+p[i]);
      |                                                                                ^
0_0_39186761_26762.cpp:9:15: error: 'd' was not declared in this scope
    9 |         cout<<d[m]<<endl;
      |               ^