C, pasted on Sep 19:
 ```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 ``` ```#include #include #include #define MAX 100 void nhap (float a[], int &n) { do { printf("\nNhap so phan tu: "); scanf("%d", &n); if(n <= 0 || n > MAX) { printf("\nSo phan tu khong hop le. Xin kiem tra lai !"); } }while(n <= 0 || n > MAX); for(int i = 0; i < n; i++) { printf("\nNhap a[%d]: ", i); scanf("%f", &a[i]); } } void xuat(float a[], int n) { for(int i = 0; i < n; i++) { printf("%8.3f", a[i]); } } int timvitriamdau(float a[], int n) { for(int i = 0; i < n; i++) { if(a[i] < 0) { return i; } } return -1; } float amlonnhat(float a[], int n, int vitriamdau) { float AmMax = a[vitriamdau]; for (int i = vitriamdau + 1; i < n; i++) { if (a[i] < 0 && a[i] > AmMax) { AmMax = a[i]; } } return AmMax; } int main() { int n; float a[MAX]; nhap(a, n); xuat(a, n); int vitriamdau = timvitriamdau(a, n); if(vitriamdau == -1) { printf("\nMang khong co so am"); } else { float AmMax = amlonnhat(a, n, vitriamdau); printf("\nSo am lon nhat la: %.3f", AmMax); } getch(); return 0; } ```

Output:
 ```1 2 3 4 5 6 7 8 ``` ```Line 17: error: conio.h: No such file or directory Line 6: error: expected ';', ',' or ')' before '&' token In function 'xuat': Line 26: error: 'for' loop initial declaration used outside C99 mode In function 'timvitriamdau': Line 34: error: 'for' loop initial declaration used outside C99 mode In function 'amlonnhat': Line 48: error: 'for' loop initial declaration used outside C99 mode ```

/*Giống của admin nhưng viết bằng C++*/

#include<iostream>
using namespace std;
#define MAX 100

void nhapMang(int* arr, int& n) {
cout << "Moi nhap mang: " << endl;
do
{
cout << "Moi nhap so luong phan tu cua mang! ";
cin >> n;
if (n <= 0 || n > 100)
{
cout << "So luong phan tu mang khong hop le, Vui long nhap lai!" << endl;
}
} while (n <= 0 || n > 100);
for (int i = 0; i < n; i++)
{
cout << "Moi nhap phan tu tu " << i << " cua mang: ";
cin >> arr[i];
}
}

void xuatMang(int* arr, int n) {
cout << "Mang vua nhap la: ";
for (int i = 0; i < n; i++)
{
cout << arr[i] << " ";
}
}

int viTriAmdau(int* arr, int n) {
//int vitriamdau;
for (int i = 0; i < n; i++)
{
if (arr[i] < 0) {
return i;
}
}
return -1;
}

int timSoAmMax(int* arr, int n, int vitriamdau) {

int amMax = arr[vitriamdau];
for (int i = vitriamdau + 1; i < n; i++){
{
if (arr[i] < 0 && arr[i] > amMax)
{
amMax = arr[i];
}
}
}
return amMax;
}

int main() {
int numOfArr;
int* Arr = new int[MAX];
nhapMang(Arr, numOfArr);
xuatMang(Arr, numOfArr);
int vitriamdau = viTriAmdau(Arr, numOfArr);
if (vitriamdau == -1) {
cout << "Mang ko co so am!" << endl;
}
else {
cout << "Gia tri so am lon nhat cua mang la: " << timSoAmMax(Arr, numOfArr, vitriamdau) << endl;
}
system("pause");
return 0;
}