View Compilation Error

0_0_15675183_31329.cpp: In function 'int main()':
0_0_15675183_31329.cpp:18:4: error: 'sum1' was not declared in this scope
    sum1[i] = 0;
    ^
0_0_15675183_31329.cpp:27:25: error: 'sum1' was not declared in this scope
     b[i][j] = a[i][j] / sum1[i];
                         ^
0_0_15675183_31329.cpp:28:11: error: 'sum1' was not declared in this scope
   delete[]sum1;
           ^
0_0_15675183_31329.cpp:50:40: error: expected initializer before '>=' token
                     for(int j=sum3[t],j>=1;j--)
                                        ^
0_0_15675183_31329.cpp:50:40: error: expected ';' before '>=' token
0_0_15675183_31329.cpp:50:40: error: expected primary-expression before '>=' token