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  1. import std.conv;
  2. import std.stdio;
  3. import std.string;
  4.  
  5. void main() {
  6.  
  7. 	int n = readln.strip.to!int;
  8. 	string s = readln.strip;
  9.  
  10. 	foreach (from; 0 .. n)
  11. 		foreach (jump; 1 .. n) {
  12. 			bool ok;
  13. 			foreach (i; 0 .. 5) {
  14. 				int pos = from + i * jump;
  15. 				if (pos >= n || s[pos] != '*') {
  16. 					ok = true;
  17. 					break;
  18. 				}
  19. 			}
  20. 			if (!ok)
  21. 				return writeln("yes");
  22. 		}
  23.  
  24. 	writeln("no");
  25. }
Runtime error #stdin #stdout 0s 3756KB
comments (?)
stdin 
16
.**.*..*.***.**.
stdout 
yes
https://ideone.com/kDHMk5
language:
D (gdc 8.3)
created:
10 years ago
visibility:
public

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