срработа.cpp

#include <iostream>
#include <vector>
using namespace std;
int main()
{
    std::vector<int> v;
    for(int i =1390; i<12567;++i ){
        if((i%3==0 or i%5==0) and i%7!=0 and i%11!=0 and i%13!=0 and i%23!=0) v.push_back(i);
    }
    int max = 1389;
    for(int i =0;i<v.size();++i){
        if(i>max) max=i;
    }
    cout<<v.size()<<" "<<max;

    return 0;
}


#include <iostream>
#include <vector>
using namespace std;
int del(int n){
    int sum=0;
    for(int i = 1; i <n/2;++i){
        if(n%i==0) sum+=i;
    }
    return sum;
}
int main()
{
    int n;
    cin>>n;
    for(int i=0;i<n;++i){
        if(i==del(i)) cout<<i<<" ";
    }
    return 0;
}


#include <iostream>
#include <vector>
using namespace std;
int NOD(int a,int b){
    while(a!=b){
        if(a>b) {
            a-=b;
        }
        else b-=a;
    }
    return a;
}
int NOK(int a, int b){
    return a*b/NOD(a,b);
}
int main()
{
    int n,m,k,h;
    cin>>n>>m>>k>>h;
    cout<<NOK(NOK(n,m),NOK(k,h));
    return 0;
}




#include <iostream>
#include <cmath>
using namespace std;

int main()
{
    int a,b,c,d,k=0;
    cin>>a>>b>>c>>d;
    if(a==c or b==d) cout<<"Не проходит";
    else{ k = sqrt(pow(a-c,2)+pow(b-d,2));
    cout<<k;}
    return 0;
}