lt0sxtrueltx0falseltsxsyltxyfacxhelpx0helpxcifltcxxciftruexctimesschelpxsciffalsexcs02.0timesif3if0help2help0fac1fac0false0false0true0true0lt2lt0s1s0s10000timess0x7x8s1x7x8lt000s0xtrue0lt0x00false0lt0s0xs0ylt0xyfac0xhelp0x00help0xcif0lt0cxxcif0true0xcs1chelp0xs0cif0false0xcs000timess0x7x8s1x7x8lt0s0xs0ylt0xyfac0xhelp0x00help0xclt0cxhelp0xcif0lt0cxxcif0true0xchelp0xs0ctruefac0xhelp0x00falseif0true0xchelp0xs0chelp0xcif0lt0cxxctruehelp0xclt0cxfalselt0s0xs0ylt0xytruelt022