Problem: 1716. 计算力扣银行的钱等比数列求和的2828 7, 28 7 * 2最后累加上余数耗时100Codeclass Solution { public: int totalMoney(int n) { int id n / 7; int sum (28 28 max(0, (id - 1)*7)) * id / 2; int now 1 id; for(int i id * 7; i n; i ) { sum (now); } return sum; } }; leetcode 耗时100 1716. Calculate Money in Leetcode Bank
Problem: 1716. 计算力扣银行的钱等比数列求和的2828 7, 28 7 * 2最后累加上余数耗时100Codeclass Solution { public: int totalMoney(int n) { int id n / 7; int sum (28 28 max(0, (id - 1)*7)) * id / 2; int now 1 id; for(int i id * 7; i n; i ) { sum (now); } return sum; } };