case 1 failed: runtime error: exit status 2
panic: runtime error: index out of range [216] with length 26

goroutine 1 [running]:
main.main.func6(0x2, 0x39)
	/tmp/build-2832650534/solution.go:251 +0x930
main.main()
	/tmp/build-2832650534/solution.go:305 +0xc0c