certain elementary school held a spring sports meeting. The teacher of Class 1 of the sixth grade gave the sports committee 100 yuan to buy chocolates and mineral water in the supermarket, and asked everyone in the class to have at least one bottle of mineral water and each athlete to have at least one piece of chocolate. If there are 26 people in the class and 24 people participate in the competition, and the unit prices of chocolate and mineral water are 3 yuan and 1 yuan respectively, how many ways are there for sports committee members to buy chocolate and mineral water?
某小学召开春季运动会，六年级1班的老师给体育委员100元钱到超市购买巧克力和矿泉水，要求全班每人至少1瓶矿泉水，运动员每人至少1块巧克力．如果全班人数是26人，有24人参赛，巧克力和矿泉水的单价分别是3元和1元，那么体育委员购买巧克力和矿泉水的方法有多少种．
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