num1
stringclasses
1 value
operation
stringclasses
0 values
num2
stringclasses
1 value
output
stringclasses
1 value
flag
stringclasses
3 values
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
other
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
other
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
other
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
off by one
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign
0
null
0
0
wrong sign