Wrong testcases

#1

getting testcase 1 and 4 wrong. and one more thing getting 3 and 2 how could it be even problem.
https://ide.codingblocks.com/s/52603
problem is TARGET SUM PAIRS

#2

i mean how 2 and 3 could be possible with this input

#3

Hey, in this problem you are supposed to print the output in sorted order. And you can get 2 and 3 as 2+3 = 5, so its a valid pair.