12. z = 2<latexit sha1_base64="4y1l76iPH6XVe6r6KghDk209F5w=">AAAB7HicbVBNS8NAEJ34WetX1aOXxSJ4KkkV9CIUvXisYNpCG8pmu2mXbjZhdyLU0t/gxYMiXv1B3vw3btsctPXBwOO9GWbmhakUBl3321lZXVvf2CxsFbd3dvf2SweHDZNkmnGfJTLRrZAaLoXiPgqUvJVqTuNQ8mY4vJ36zUeujUjUA45SHsS0r0QkGEUr+U/kmlS7pbJbcWcgy8TLSRly1Lulr04vYVnMFTJJjWl7borBmGoUTPJJsZMZnlI2pH3etlTRmJtgPDt2Qk6t0iNRom0pJDP198SYxsaM4tB2xhQHZtGbiv957Qyjq2AsVJohV2y+KMokwYRMPyc9oTlDObKEMi3srYQNqKYMbT5FG4K3+PIyaVQr3nmlen9Rrt3kcRTgGE7gDDy4hBrcQR18YCDgGV7hzVHOi/PufMxbV5x85gj+wPn8AYpnjdk=</latexit>
y = 1<latexit sha1_base64="kTQW12aOFseA40obSd8CKcnotMY=">AAAB63icbVBNS8NAEJ34WetX1aOXxSJ4sSRV0ItQ9OKxgv2ANpTNdtMu3d2E3Y0QQv+CFw+KePUPefPfuGlz0NYHA4/3ZpiZF8ScaeO6387K6tr6xmZpq7y9s7u3Xzk4bOsoUYS2SMQj1Q2wppxJ2jLMcNqNFcUi4LQTTO5yv/NElWaRfDRpTH2BR5KFjGCTS+nNuTeoVN2aOwNaJl5BqlCgOah89YcRSQSVhnCsdc9zY+NnWBlGOJ2W+4mmMSYTPKI9SyUWVPvZ7NYpOrXKEIWRsiUNmqm/JzIstE5FYDsFNmO96OXif14vMeG1nzEZJ4ZKMl8UJhyZCOWPoyFTlBieWoKJYvZWRMZYYWJsPGUbgrf48jJp12veRa3+cFlt3BZxlOAYTuAMPLiCBtxDE1pAYAzP8ApvjnBenHfnY9664hQzR/AHzucPRNmNug==</latexit>
x = 3<latexit sha1_base64="6/hxFpxP47wHsl9NY+xHVrXE+8U=">AAAB7HicbVBNSwMxEJ2tX7V+VT16CRbBU9ltBb0IRS8eK7htoV1KNs22oUl2SbJiWfobvHhQxKs/yJv/xrTdg7Y+GHi8N8PMvDDhTBvX/XYKa+sbm1vF7dLO7t7+QfnwqKXjVBHqk5jHqhNiTTmT1DfMcNpJFMUi5LQdjm9nfvuRKs1i+WAmCQ0EHkoWMYKNlfwndI3q/XLFrbpzoFXi5aQCOZr98ldvEJNUUGkIx1p3PTcxQYaVYYTTaamXappgMsZD2rVUYkF1kM2PnaIzqwxQFCtb0qC5+nsiw0LriQhtp8BmpJe9mfif101NdBVkTCapoZIsFkUpRyZGs8/RgClKDJ9Ygoli9lZERlhhYmw+JRuCt/zyKmnVql69Wru/qDRu8jiKcAKncA4eXEID7qAJPhBg8Ayv8OZI58V5dz4WrQUnnzmGP3A+fwCI243Y</latexit>
12