Agar \( U = \{ 72, 93, 83, 49, 86, 64, 0, 19, 55, 57, 80, 22, 41, 21 \} \), \( A = \{ 72, 80, 49, 83, 0, 55, 19 \} \), \( B = \{ 49, 93, 80, 64, 83, 0, 41 \} \), \( C = \{ 21, 0, 86, 49, 93, 19, 64 \} \), \( D = \{ 83, 86, 57, 93, 19, 49, 72 \} \) bo‘lsa, quyidagi diagrammada belgilangan to‘plam elementlarini kiriting.
{o} yoki {O} - bo‘sh to‘plam (O, o harf)
