14 lines
263 B
Swift
14 lines
263 B
Swift
var ans: Int = 0
|
|
var cur: Int = 0
|
|
|
|
for _ in 0...9 {
|
|
guard let info = readLine() else { break }
|
|
|
|
let io = info.split(separator : " ").compactMap{Int($0)}
|
|
guard io.count == 2 else { break }
|
|
|
|
cur += io[1] - io[0]
|
|
ans = max(ans, cur)
|
|
}
|
|
|
|
print(ans) |