题解 | #统计字符#
统计字符
https://www.nowcoder.com/practice/539054b4c33b4776bc350155f7abd8f5
let english = 0
let space = 0
let num = 0
let other = 0
const arr =readline().split('')
arr.forEach(item=>{
if(/[a-zA-Z]/.test(item)){
english++
}else if(/[0-9]/.test(item)){
num++
}else if(item === ' '){
space++
}else{
other++
}
})
console.log(english)
console.log(space)
console.log(num)
console.log(other)
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