diff --git a/0722_2_Kang040429.c b/0722_2_Kang040429.c
new file mode 100644
index 00000000..b25db49e
--- /dev/null
+++ b/0722_2_Kang040429.c
@@ -0,0 +1,38 @@
+#include <stdio.h>
+
+int main() {
+
+	int t = 0;
+	int max = 0;
+	int n[100000];
+
+	scanf("%d", &t);
+
+	for (int i = 0; i < t; i++) {
+
+		scanf("%d", &n[i]);
+	}
+
+	for (int i = 0; i < t; i++) {
+
+		max = n[i];
+
+		for (int j = 0; n[i] != 1; j++) {
+
+			if (n[i] % 2 == 0) {
+				n[i] /= 2;
+			}
+			else {
+				n[i]=(n[i] * 3) + 1;
+			}
+
+			if (max < n[i]) {
+				max = n[i];
+			}
+		}
+		printf("%d\n", max);
+
+	}
+
+	return 0;
+}