C, pasted on Oct 3:
 ```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 78 79 80 81 82 83 84 85 86 ``` ```#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]); } } float timduongdautien(float a[], int n) { for (int i = 0; i < n; i++) { if (a[i] > 0) { return a[i]; } } return -1; } float timgiatriduongnhonhat(float a[], int n) { float duongnhonhat = timduongdautien(a, n); for(int i = 0; i < n; i++) { if(a[i] > 0 && a[i] < duongnhonhat) { duongnhonhat = a[i]; } } return duongnhonhat; } void LietKeViTriBgGiaTriDuongMin(float a[], int n) { float DuongMin = timgiatriduongnhonhat(a, n); for(int i = 0; i < n; i++) { if(a[i] == DuongMin) { printf("%4d", i); } } } int main() { int n; float a[MAX]; nhap(a, n); xuat(a, n); int vitriduongdau = timduongdautien(a, n); if(vitriduongdau == -1) { printf("\nMang khong co so duong"); } else { printf("\nVi tri ma gia tri tai do bang gia tri duong nho nhat: "); LietKeViTriBgGiaTriDuongMin(a, n); } getch(); return 0; } ```

Output:
 ```1 2 3 4 5 6 7 8 9 10 ``` ```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 'timduongdautien': Line 33: error: 'for' loop initial declaration used outside C99 mode In function 'timgiatriduongnhonhat': Line 45: error: 'for' loop initial declaration used outside C99 mode In function 'LietKeViTriBgGiaTriDuongMin': Line 58: error: 'for' loop initial declaration used outside C99 mode ```