import times, strutils, sequtils, math, algorithm, tables, sets, lists, intsets import critbits, future, strformat, deques template `max=`(x,y) = x = max(x,y) template `min=`(x,y) = x = min(x,y) template `mod=`(x,y) = x = x mod y template scan2 = (scan(), scan()) template scan3 = (scan(), scan()) let read* = iterator: string {.closure.} = while true: (for s in stdin.readLine.split: yield s) proc scan(): int = read().parseInt proc scanf(): float = read().parseFloat proc toInt(c:char): int = return int(c) - int('0') proc solve():string= var s = read() p = "kadomatsu" dp = newseqwith(s.len+1,newseqwith(p.len+1,false)) dp[0].fill(true) for y in 0..<s.len: for x in 0..<p.len: dp[y+1][x+1] = dp[y+1][x] or (dp[y][x] and p[x]==s[y]) #echo dp.join("\n") if dp[s.len][p.len]: return "Yes" else: return "No" echo solve()