bug_killer

摘要： #include #include //计算1000!尾数零的个数 //扩展n!的尾数零的个数 //2^a * 5^b //obviously a>b //so count = b //5*1 5*2 .....5*200 200个 除以5 //1 2 3 4 5 .... 200 中 包含 5*(1,2,3,4,...40) 40个 除以5 //5*1 5*2 ..... 5*8 v... 阅读全文

摘要： char* intToRoman(int num) { if(num3999) return; char *r = (char*)malloc(sizeof(char)*20); char* I[10] = {"", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"}; char* X[10] = {"... 阅读全文

摘要： int max(int a,int b) { return a>=b?a:b;} int min(int a,int b) { return a>=b?b:a;} int maxArea(int* height, int heightSize) { int i = 0; int j = heightSize-1; int area = 0; int dist =... 阅读全文