题解 | #挑7#
挑7
http://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
const nn = ~~readline();
let outSum = 0;
for(let i =1; i<=nn;i++){
if(i%7==0) outSum++;
else if (i.toString().indexOf("7")!=-1) outSum++;
}
console.log(outSum)
let outSum = 0;
for(let i =1; i<=nn;i++){
if(i%7==0) outSum++;
else if (i.toString().indexOf("7")!=-1) outSum++;
}
console.log(outSum)