题解 | #统计大写字母个数#
记负均正
http://www.nowcoder.com/practice/6abde6ffcc354ea1a8333836bd6876b8
while(line = readline()){
var arr = readline().split(" ").map(item => parseInt(item)) var f = 0,sum=0,res = 0 for(var j of arr){ if(j > 0){ sum+=j res++ }else if(j<0){ f++ }else{ } } console.log(f,(sum/res).toFixed(1))
// console.log(arr)
}