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14. Longest Common Prefixchar s[100000];int min(int a,int b){ return a < b ? a : b;}char* longestCommonPrefix(char** strs, int strs... 阅读全文
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12. Integer to Romanchar s[100];char* intToRoman(int num) { char rs[] = "MDCLXVI"; int ts[] = { 1000,500,100,50,10,5,1 }; int... 阅读全文
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13. Roman to Integerint romanToInt(char* s) { int dic[26]; dic['I'-'A'] = 1; dic['V'-'A'] = 5; dic['X'-'A'] = 10; dic['... 阅读全文