Bài `1`

Program Hotboy;

Uses crt;

Var i,n:integer;

Max,S:longint;

A:array[1..100] of integer;

Begin

clrscr;

S:=0;

 Write('nhap n nguyen duong tu ban phim ');

 Readln(n);

 For i:=1 to n do

Begin

    Write(' A[',i,']');readln(A[i]);

End;

Write('day so do la');

For i:=1 to n do

S:=S+A[i];

Max:=A[1];

For i:=2 to n do

If A[i] > max then A[i]:=max;

Write('Tong la',S, so lon nhat la',max);

Readln

End.

Bài `2`

Program Hotboy;

Uses crt;

Var i,n:integer;

Min,S:longint;

A:array[1..100] of integer;

Begin

clrscr;

S:=0;

 Write('nhap n nguyen duong tu ban phim ');

 Readln(n);

 For i:=1 to n do

Begin

    Write(' A[',i,']');readln(A[i]);

End;

For i:=1 to n do

If (A[i] mod 2=0) then

S:=S+A[i];

Max:=A[1];

For i:=2 to n do

If A[i] < min then A[i]:=min;

Write('Tong chan la',S, so nho  nhat la',min);

Readln

End.

1.

#include <iostream>
using namespace std;
int main(){
    int n,total=0,ln=0;
    cin>>n;
    int arr[n];
    for(int i=0;i<n;i++){
        cin>>arr[i];
        if(ln<arr[i]){
            ln=arr[i];
        }
        total+=arr[i];
    }
    cout<<"Tong mang: "<<total<<"\nPhan tu lon nhat trong mang: "<<ln;
    //samon247
    return 0;
}

2.

#include <iostream>
using namespace std;
int main(){
    int n,total=0,ln=0,bn;
    cin>>n;
    int arr[n];
    for(int i=0;i<n;i++){
        if(i==0){
            bn=arr[0];
        }
        cin>>arr[i];
        if(ln<arr[i]){
            ln=arr[i];
        }
        if(arr[i]%2==0){
            total+=arr[i];
        }
    }
    cout<<"Tong cac phan tu chan trong mang: "<<total<<"\nPhan tu lon nhat trong mang: "<<ln<<"\nPhan tu be nhat trong mang: "<<bn;
    //samon247
    return 0;
}