public class Program {
public static void Main() {
string inPut;
while ((inPut = System.Console.ReadLine()) != null) {
int inPutNum = int.Parse(inPut);
for (int i = 1; i <= inPutNum; i++) {
for (int j = 1; j <= i; j++)
System.Console.Write("*" + " ");
System.Console.Write("\n");
}
}
}
}

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