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18 changes: 8 additions & 10 deletions 第6章数学问题/6.4分解质因数/6-9质因数的个数.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -11,23 +11,23 @@ const int MAXN=35000;
bool isPrime[MAXN];
vector<int> prime;

void init() {
fill_n(isPrime,MAXN,true);
void Init() {
for(int i=0; i<MAXN; i++) {
isPrime[i]=true;
}
isPrime[0]=false;
isPrime[1]=false;
for(int i=2; i<MAXN; i++) {
if(!isPrime[i])continue;
prime.push_back(i);
for(int j=i*i; j<MAXN; j+=i) {
//�����ı���Ϊ������
isPrime[j]=false;
isPrime[i]=false;
}
}
return ;
}

int main() {
init();
Init();
int num;
while(scanf("%d",&num)!=EOF) {
int answer=0;
Expand All @@ -38,10 +38,8 @@ int main() {
answer++;
}
}
if(num>1) {
answer++;
}
cout<<answer<<endl;
if(num>1)answer++;
printf("%d\n",answer);
}
return 0;
}
Original file line number Diff line number Diff line change
@@ -1,10 +1,8 @@
#include<iostream>

using namespace std;
//Լ���ĸ���

int yueshu(int num) {
int answer=0,i;
int i,answer=0;
for(i=1; i*i<num; i++) {
if(num%i==0) {
answer+=2;
Expand All @@ -15,11 +13,12 @@ int yueshu(int num) {
}

int main() {
int n,num;
int n;
while(scanf("%d",&n)!=EOF) {
for(int i=0; i<n; i++) {
int num;
scanf("%d",&num);
cout<<yueshu(num)<<endl;
printf("%d\n",yueshu(num));
}
}
return 0;
Expand Down
45 changes: 0 additions & 45 deletions 第6章数学问题/6.4分解质因数/test6-8整除问题.cpp

This file was deleted.

4 changes: 0 additions & 4 deletions 第6章数学问题/6.5快速幂/6-10人见人爱A^B.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -6,10 +6,8 @@ using namespace std;
*��������mod 1000
*/
int FastExponentiation(int a,int b,int mod) {
//��ʼ��Ϊ1
int answer=1;
while(b!=0) {
//���Ͻ�bת��Ϊ2����
if(b%2==1) {
answer*=a;
answer%=mod;
Expand All @@ -20,8 +18,6 @@ int FastExponentiation(int a,int b,int mod) {
}
return answer;
}


int main() {
int a,b;
while(scanf("%d%d",&a,&b)!=EOF) {
Expand Down