[subject line]
First Impl of Divide two Integer
[Bug input/output]

[Fix]
[subject line]
Runtime Error bug
Need to convert to long before operations
[Bug input/output]
Last executed input:    -1010369383, -2147483648

[Fix]
[subject line]
fix by adding convertion before assigning
boundary condition
[Bug input/output]

[Fix]
[subject line]
First Impl of String multiply
[Bug input/output]
not correct
[Fix]
[subject line]
Fix string multiply
[Bug input/output]

[Fix]