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C++专题课程/历年试题与资料/CSP2019资料/2019CCF非专业级别软件能力认证第一轮CSP-J.docx Normal file
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C++专题课程/历年试题与资料/CSP2019资料/2019CCF非专业级别软件能力认证第一轮CSP-S.docx Normal file
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C++专题课程/历年试题与资料/CSP2019资料/CSP-S2019.pdf Normal file
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C++专题课程/历年试题与资料/CSP2019资料/考级攻略.txt Normal file
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2019 CSP（原NOIP）考级攻略
https://www.jianshu.com/p/d4b678ecd467
CSP考级的报名方式及时间
http://wuhantctm.soxsok.com/news/640088/
软件能力认证（CSP）就是2019年全国青少年信息学奥林匹克联赛吗？
http://www.zizzs.com/c/201909/38732.html
CSP 2019认证成绩出炉丨12分就能进复赛？！
https://zhuanlan.zhihu.com/p/88350288

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C++专题课程/历年试题与资料/蓝桥杯2018年试题C++/1.cpp Normal file
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#include<bits/stdc++.h>
using namespace std;
int main() {
int fenzi=0;
//<2F><>ĸ,Ҳ<><D2B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
int fenmu =pow(2,19);
for(int i=0; i<20; i++) {
fenzi+=fenmu/pow(2,i);
}
cout<<fenzi<<"/"<<fenmu<<endl;
return 0;
}

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C++专题课程/历年试题与资料/蓝桥杯2018年试题C++/2.cpp Normal file
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#include<bits/stdc++.h>
using namespace std;
/*<2A>ж<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>*/
bool Runyear(int i) { //2004,2000<30><30><EFBFBD><EFBFBD><EFBFBD>꣬1900<30><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if((i%4==0&&i%100!=0)||i%400==0)
return true;
else
return false;
}
/*ͳ<><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
int count(int m,int n) {
int sumday=0;
for(; m<=n; m++) {
if(Runyear(m))
sumday+=366;
else
sumday+=365;
}
return sumday;
}
int main() {
int s=count(1901,2000);
cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>"<<s<<endl;
cout<<"<EFBFBD><EFBFBD>7ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"<<s/7<<endl;
cout<<"<EFBFBD><EFBFBD>7<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>"<<s%7<<endl;
}

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C++专题课程/历年试题与资料/蓝桥杯2018年试题C++/2018第九届蓝桥杯C A组试题.docx Normal file
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C++专题课程/历年试题与资料/蓝桥杯2018年试题C++/3.cpp Normal file
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#include<bits/stdc++.h>
using namespace std;
int main() {
//<2F><><EFBFBD><EFBFBD>Ŀ<EFBFBD><C4BF>100<30><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӹ<EFBFBD><D3B8><EFBFBD>ճ<EFBFBD><D5B3>
int i;
int arr[100]= {
5650,4542,3554,473, 946, 4114, 3871, 9073, 90, 4329,
2758 ,7949, 6113,5659, 5245, 7432, 3051, 4434, 6704, 3594,
9937 ,1173 ,6866,3397 ,4759, 7557, 3070, 2287, 1453, 9899,
1486 ,5722 ,3135,1170, 4014, 5510, 5120, 729, 2880, 9019,
2049 ,698 ,4582,4346 ,4427, 646, 9742, 7340, 1230, 7683,
5693 ,7015 ,6887,7381, 4172, 4341, 2909, 2027, 7355, 5649,
6701 ,6645 ,1671,5978 ,2704, 9926, 295, 3125, 3878, 6785,
2066,4247 ,4800,1578, 6652, 4616, 1113, 6205, 3264, 2915,
3966,5291 ,2904,1285, 2193, 1428, 2265, 8730, 9436, 7074,
689,5510,8243,6114, 337, 4096, 8199, 7313, 3685, 211};
int num2=0,num5=0;
for(i=0; i<=99; i++) {
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٸ<EFBFBD>2<EFBFBD><32><EFBFBD><EFBFBD><EFBFBD>ٸ<EFBFBD>5
while(1) {
if( arr[i]%2==0 ) { //<2F><><EFBFBD>Էֽ<D4B7><D6BD><EFBFBD>2
num2++;
arr[i]/=2;
} else if( arr[i]%5==0 ) { //<2F><><EFBFBD>Էֽ<D4B7><D6BD><EFBFBD>5
num5++;
arr[i]/=5;
} else
break;
}
}
printf("%d",num2<num5?num2:num5);
return 0;
}

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C++专题课程/历年试题与资料/蓝桥杯2018年试题C++/4.cpp Normal file
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#include<bits/stdc++.h>
using namespace std;
#define Maxn 59084709587505
int a[3] = {3,5,7};
int main() {
//ѡ<><D1A1>set<65><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD>set<65><74>Ϊһ<CEAA><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>洢ͬһ<CDAC><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܴ<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>ݼ<EFBFBD><DDBC><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>
//<2F><>set<65><74>ÿ<EFBFBD><C3BF>Ԫ<EFBFBD>ص<EFBFBD>ֵ<EFBFBD><D6B5>Ψһ<CEA8><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<CFB5>ܸ<EFBFBD><DCB8><EFBFBD>Ԫ<EFBFBD>ص<EFBFBD>ֵ<EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
set<long long int> se;
long long int lucky_num = 1;
while(1) {
if(lucky_num == Maxn)
break;
for(int i = 0; i < 3; i++) {
long long int temp = lucky_num*a[i];
if(temp <= Maxn) {
cout<<temp<<endl;
se.insert(temp);
}
}
lucky_num = *se.upper_bound(lucky_num);
}
cout<<se.size()<<endl;
return 0;
}

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C++专题课程/历年试题与资料/蓝桥杯2019年试题C++/.idea/workspace.xml generated Normal file
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