Initial commit: C language learning code

翁凯C语言/1/Hello.c

@@ -0,0 +1,21 @@
+#include <stdio.h>
+
+int main()
+{  
+	int x;
+	int n=0;
+	
+	scanf("%d", &x);
+	
+	n++;
+	x=x/10;
+	while(x>10)
+	{
+		n++;
+		x=x/10;
+	}
+	printf("%d\n",n);
+	return 0;
+}
+
+