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Language: Coins
Description Snoopy has three coins. One day he tossed them on a table then and tried to flip some of them so that they had either all heads or all tails facing up. After several attempts, he found that regardless of the initial configuration of the coins, he could always achieve the goal by doing exactly two flippings, under the condition that only one coin could be flipped each time and a coin could be flipped more than once. He also noticed that he could never succeed with less than two flippings. Snoopy then wondered, if he had Input The input contains multiple test cases. Each test case consists of a single positive integer Output For each test case output a single line containing your answer without leading or trailing spaces. If the answer does not exist, output “ Sample Input 2 3 0 Sample Output No Solution! 2 Source POJ Monthly--2007.04.01, Snoopy |

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