3121,3124,3124,3124,3124,3124,3123,3123,3121,3121,3120,3119,3117,3117,3115,3114,3114,3113,3113,3112,3112,3112,3112,3111,3111,3111,3113,3114,3114,3115,3115,3116,3117,3120,3120;438,438,439,441,442,443,443,444,444,445,445,445,445,446,446,446,447,447,446,446,445,442,441,441,440,439,439,439,438,438,437,437,437,437,438