```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 ``` ```#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]); } } /* n = 6.9 phannguyen = (int)(6.9) = 6 phan le = 6.9 - 6 = 0.9 */ void ThaySoGanNhat(float &n) { int phannguyen = (int)(n); float phanle = n - phannguyen; // làm tròn if(phanle <= 0.5) { n = (float)phannguyen; } else { n = (float)phannguyen + 1; } } // Giống như làm tròn void ThayCacPhanTuTrongMangBangSoNguyenGanNoNhat(float a[], int n) { for(int i = 0; i < n; i++) { ThaySoGanNhat(a[i]); } } int main() { int n; float a[MAX]; nhap(a, n); xuat(a, n); ThayCacPhanTuTrongMangBangSoNguyenGanNoNhat(a, n); printf("\nMang sau khi lam tron: "); xuat(a, n); getch(); return 0; } ```
 ```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 t.c: At top level: Line 38: error: expected ';', ',' or ')' before '&' token In function 'ThayCacPhanTuTrongMangBangSoNguyenGanNoNhat': Line 56: error: 'for' loop initial declaration used outside C99 mode ```