ഇത് തീർച്ചയായും, എസ്, ടി എന്നിവയുടെ സ്ഥാനങ്ങളായ തടസ്സങ്ങൾ എവിടെയാണ് സ്ഥിതിചെയ്യുന്നത് എന്നതിനെ ആശ്രയിച്ചിരിക്കുന്നു.
ఇది వాస్తవానికి, S మరియు T యొక్క స్థానాలు అయిన అవరోధాలు ఎక్కడ ఉన్నాయో దానిపై ఆధారపడి ఉంటుంది.