{"raw_statement":[{"iden":"problem statement","content":"Takahashi had a job interview.\nYou are given the number of interviewers, $N$, and a string $S$ of length $N$ representing the interviewers' evaluations of him.  \nFor each $i=1,2,\\ldots,N$, the $i$\\-th character of $S$ corresponds to the $i$\\-th interviewer's evaluation; `o` means Good, `-` means Fair, and `x` means Poor.\nTakahashi will pass if both of the following conditions are satisfied, and fail otherwise.\n\n*   At least one interviewer's evaluation is Good.\n*   No interviewer's evaluation is Poor.\n\nDetermine whether Takahashi passes."},{"iden":"constraints","content":"*   $1 \\leq N \\leq 100$\n*   $S$ is a string of length $N$ consisting of `o`, `-`, and `x`."},{"iden":"input","content":"The input is given from Standard Input in the following format:\n\n$N$\n$S$"},{"iden":"sample input 1","content":"4\noo--"},{"iden":"sample output 1","content":"Yes\n\nThe first and second interviewers' evaluations are Good, and no interviewer's evaluation is Poor, so he passes."},{"iden":"sample input 2","content":"3\n---"},{"iden":"sample output 2","content":"No\n\nNo interviewer's evaluation is Good, so he fails."},{"iden":"sample input 3","content":"1\no"},{"iden":"sample output 3","content":"Yes"},{"iden":"sample input 4","content":"100\nooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooox"},{"iden":"sample output 4","content":"No\n\nThe $100$\\-th interviewer's evaluation is Poor, so he fails."}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}