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¶þ·Ö²éÕҵĴúÂë.
int bfind(int* a,int len,int val)
{
int m = len/2;
int l = 0;
int r = len;
while(l!=m && r!= m)
{
if(a[m] > val)
{
r = m;
m = (m+l)/2;
}
else if(a[m] < val)
{
l = m;
m = (m+r)/2;
}
else
return m;
}
return -1; //ûÓÐÕÒµ½
}
д³öÔÚĸ´®ÖвéÕÒ×Ó´®³öÏÖ´ÎÊýµÄ´úÂë.
int count1(char* str,char* s)
{
char* s1;
char* s2;
int count = 0;
while(*str!='\0')
{
s1 = str;
s2 = s;
while(*s2 == *s1&&(*s2!='\0')&&(*s1!='0'))
{
s2++;
s1++;
}
if(*s2 == '\0')
count++;
str++;
}
return count;
}
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int main()
{
vector<int> a;
int i(0);
while(cin>>i)
a.push_back(i);
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