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As explained before, scan.nextline(); reads from the next buffer. So as previous line was reading an 'int', it has stored the key it used to read in buffer. Now when nextLine(); execures it read it as an empty line and hence we are returned with no result.
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Java Stdin and Stdout II
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As explained before, scan.nextline(); reads from the next buffer. So as previous line was reading an 'int', it has stored the key it used to read in buffer. Now when nextLine(); execures it read it as an empty line and hence we are returned with no result.