coinSums(50) debe devolver 451.
testString: 'assert(coinSums(50) == 451, "coinSums(50) should return 451.");'
- text: coinSums(100) debe devolver 4563.
testString: 'assert(coinSums(100) == 4563, "coinSums(100) should return 4563.");'
- text: coinSums(150) debe devolver 21873.
testString: 'assert(coinSums(150) == 21873, "coinSums(150) should return 21873.");'
- text: coinSums(200) debe devolver 73682.
testString: 'assert(coinSums(200) == 73682, "coinSums(200) should return 73682.");'
```