"Six Day" Children's Day, the school plans to insert a colorful flag every 5 meters from the beginning to the end of the top front of the 50-meter-long teaching building. How many colored flags do you need to buy?
"六一"儿童节，学校准备在长50米的教学大楼的顶部前沿从头到尾每隔5米插上一面彩旗，需要买多少面彩旗．
<gadget id="calculator">50 / 5</gadget>
<output>10</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<result>11</result>