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Search options not deleted user 81581

An algorithm is a sequence of well-defined steps that define an abstract solution to a problem. Use this tag when your issue is related to algorithm design.

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Two sum algorithm variant

I need to compute the number of target values \$t\$ in the range: \$-10000 \le t \le 10000\$ (inclusive) such that there are distinct numbers \$x, y\$ in the input file that satisfy \$t= x+y\$. I have …
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