1)#include <iostream>using namespace std;int main(){int sum=0;for (int i=1;i<=100;i++){if(i%2!=0){cout << i << endl;sum+=i;}}cout << "Сумма: " << sum;return 0;}2)#include <iostream>using namespace std;int main(){int n=0;int x;int a=0;int b=0;cin >> n;for(int i=0;i<n;i++){x=0;cin >> x;if(x%2==0){a++;}else{b++;}}if(a>b){ cout << "Четных больше"; }else { cout << "Нечетных больше"; }return 0;}3)#include <iostream>using namespace std;int main(){for(int i=20;i<=50;i++){if(i%3==0 && i%5!=0){ cout << i << endl; }}return 0;}4)#include <iostream>using namespace std;int main(){for(int i=35;i<=87;i++){if(i%7==1 || i%7==2 || i%7==5){cout << i << endl;}}return 0;}