test_cases.json
[
{
"category": "dev",
"input": {
"max_d": 10
},
"answer": 2
},
{
"category": "main",
"input": {
"max_d": 1000000
},
"answer": 428570
},
{
"category": "extra",
"input": {
"max_d": 1000000000
},
"answer": 428571425
},
{
"category": "extra",
"input": {
"max_d": 1000000000000
},
"answer": 428571428570
}
]