View Compilation Error

0_0_38768401_20847.cpp: In function 'int main()':
0_0_38768401_20847.cpp:64:22: error: 'j' does not name a type
   64 |         for(register j=1;j<=n;j++)
      |                      ^
0_0_38768401_20847.cpp:64:26: error: expected ';' before 'j'
   64 |         for(register j=1;j<=n;j++)
      |                          ^
      |                          ;
0_0_38768401_20847.cpp:66:26: error: 'k' does not name a type
   66 |             for(register k=1;k<=n;k++)
      |                          ^
0_0_38768401_20847.cpp:66:30: error: expected ';' before 'k'
   66 |             for(register k=1;k<=n;k++)
      |                              ^
      |                              ;