Var s:string;
a:array['a'..'z'] of integer;
i:integer; c:char;
begin
writeln('Введите строку:');
readln(s);
for c:='a' to 'z' do a[c]:=0;
for i:=1 to length(s) do
if (s[i]>='a')and(s[i]<='z') then a[s[i]]:=a[s[i]]+1;
for c:='a' to 'z' do
if a[c]>0 then writeln(c,' ',a[c]);
end.
Программа:
Введите строку:
fhb5kbfыshfm.
b 2
f 3
h 2
k 1
m 1
s 1
#include <vector>
#include <iostream>
using namespace std;
int main()
{
int n, k;
cin >> n;
vector <int> a(n);
vector <int> b;
for (int i = 0; i < n; i++) {
cin >> a[i];
}
for (int i = 0; i < n; i++) {
if (a[i] % 2 != 0) {
b.push_back(a[i]);
}
for (int i = 1; i < b.size() - 1; i++)
k *= b[i];
}
cout << k;
return 0;
}
1000101₂+1111010₂+110111₂=11110<span>110</span>₂
#include<iostream>
using namespace std;
int main(){
int N;
int *arr;
cout << "enter size of arr(enter N) : ";
cin >> N;
arr = new int [N];
for(int i = 1; i <= N;i++)
cin >> arr[i];
cout << "your arr : ";
for(int i = 1; i <= N;i++)
cout << arr[i] << " " ;
cout << "new arr : ";
for(int i = N; i > 0;i--)
cout << arr[i] << " " ;
cout << "new2 arr : ";
for(int i = 1; i <= N;i++)
{
if((i % 2) == 0)
cout << arr[i] << " " ;
}
}
(a+b+c)/3. Вот так, вроде.