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Java - Nhập vào 1 số nguyên n và 1 chuỗi bất kỳ, sau đó in ra chuỗi được ghép từ n lần chuỗi đó.
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BÀI MỚI NHẤT
Java - Nhập vào 1 số nguyên n và 1 chuỗi bất kỳ, sau đó in ra chuỗi được ghép từ n lần chuỗi đó.
Viết chương trình nhập vào 1 số nguyên n và 1 chuỗi bất kỳ, sau đó in ra chuỗi mới được ghép từ n lần chuỗi đó. Nếu n < 2 thì xuất ra chuỗi gốc.
Ví dụ: Nhập vào số nguyên n = 4 và chuỗi là "Hi " thì chương trình sẽ hiển thị chuỗi "HiHiHiHi " ra màn hình.
Bài giải
-------------------- ######## --------------------
Bài giải
public static void main(String[] args) {
int n;
String chuoi;
Scanner scanner = new Scanner(System.in);
System.out.println("Nhập vào chuỗi bất kỳ: ");
chuoi = scanner.nextLine();
System.out.println("Nhập vào số nguyên: ");
n = scanner.nextInt();
if (n < 2) {
System.out.println(chuoi);
} else {
for (int i = 0; i < n; i++) {
// in chuỗi trên cùng 1 dòng
System.out.print(chuoi);
}
}
}
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