var a : array [1..4] of char; i, k, l, m, N : byte; begin a[1] := 'Л'; a[2] := 'Е'; a[3] := 'Т'; a[4] := 'О'; for i := 1 to 3 do begin for k := 1 to 4 do begin for l := 1 to 4 do begin for m := 1 to 4 do begin if i <> 2 then begin write(a[i], a[k], a[l], a[m], ' ,'); N += 1; end; end; end; end; end; writeln('Всего: ', N) end.
var a : array [1..4] of char; i, k, l, m, N : byte; begin a[1] := 'Л'; a[2] := 'Е'; a[3] := 'Т'; a[4] := 'О'; for i := 1 to 3 do begin for k := 1 to 4 do begin for l := 1 to 4 do begin for m := 1 to 4 do begin if i <> 2 then begin write(a[i], a[k], a[l], a[m], ' ,'); N += 1; end; end; end; end; end; writeln('Всего: ', N) end.
#include <iostream>
#include <vector>
using namespace std;
signed main(){
const int n = 200;
int ans = 1;
vector<int> a(n+1);
for(int i = 1; i <= n; i++){
cin >> a[i];
if(i % 5 == 0) ans *= a[i];
}
cout << ans;
}