1.单行输入
let line = readline()
let arr = line.split("")
2.多行输入
let lines = []
while(line = readline()){
lines.push(line)
}
for(let i = 0; i < lines.length; i++){
let arr = lines[i].split(" ")
print(parseInt(arr[0])+parseInt(arr[1]))
}
注意:字符串转数字,split("")和split(" ")
牛客网练习:http://www.nowcoder.com/questionTerminal/dae9959d6df7466d9a1f6d70d6a11417