PNG IHDR XU 9tEXtSoftware Matplotlib version3.3.4, https://matplotlib.org/T̺ pHYs gR ДIDATxuX/ K݉H(%ݽkvbb#vHw3?2s/y?9s)9!0Jvug =~7m //oL8 rrr]jwXr)n"..::g̓NUWB)O