program baigiai;
uses crt;
var A:array[1..100] of integer;
n,i,d,vtmax,vtmin:byte;
max,min:integer;
t:longint;
begin
clrscr;
write('Nhap k: '); readln(k);
write('Nhap so luong phan tu n: '); readln(n);
write('Nhap so thu 1: '); readln(A[1]);
max:=A[1]; vtmax:=1; min:=A[1]; vtmin:=A[1];
d:=0; t:=0;
for i:=2 to n do
begin
write('Nhap so thu ',i,': '); readln(n);
if A[i]>=max then
begin
max:=A[i];
vtmax:=i;
end;
if A[i]<min then
begin
min:=A[i];
vtmin:=i;
end;
if i mod 2=0 then t:=t+A[i]*A[i];
if A[i]=k then d:=d+1;
end;
writeln('a. Gia tri lon nhat la ',max,', voi vi tri lon nhat la ',vtmax);
writeln('b. Gia tri nho nhat la ',min,', voi vi tri nho nhat la ',vtmin);
writeln('c. Tong binh phuong cac gia tri o vi tri chan la: ',t);
writeln('d. Trong mang co ',d,' gia tri bang k');
readln;
end.