10 CLS 20 INPUT "so skol'ki chasov?",S4 30 INPUT "so skol'ki minyt?",SM 40 INPUT "do skol'ki chasov?",DO4 50 INPUT "do skol'ki minyt?",DOM 60 INPUT "plan(tzeloe 4islo)",PL 70 S=S4*60+SM 80 DO=DO4*60+DOM 100 IF DO