day5 part2

2023/go/day05/day05.go

@@ -58,39 +58,22 @@ func Part1(input string) uint64 {
 func Part2(input string) int {
 	seedsmap, almanac, _ := parseInput2(input)
 
+	for i:=0;i<utils.MaxInt;i++{
+		humid := lookup_src(uint64(i), almanac.humid2loc)
+		temp := lookup_src(humid, almanac.temp2humid)
+		light := lookup_src(temp, almanac.light2temp)
+		water := lookup_src(light, almanac.water2light)
+		fert := lookup_src(water, almanac.fert2water)
+		soil := lookup_src(fert, almanac.soil2fert)
+		seed := lookup_src(soil, almanac.seed2soil)
 
-	minLoc := uint64(utils.MaxInt)
-	for _, seedmap := range seedsmap {
-		for i := seedmap.seed;i<seedmap.seed+seedmap.range_len;i++ {
-			soil := lookup_dest(i, almanac.seed2soil)
-			fert := lookup_dest(soil, almanac.soil2fert)
-			water := lookup_dest(fert, almanac.fert2water)
-			light := lookup_dest(water, almanac.water2light)
-			temp := lookup_dest(light, almanac.light2temp)
-			humid := lookup_dest(temp, almanac.temp2humid)
-			loc := lookup_dest(humid, almanac.humid2loc)
-			if loc < minLoc {
-				minLoc = loc
+		for _, seedmap := range seedsmap {
+			if seed >= seedmap.seed && seed < seedmap.seed+seedmap.range_len {
+				return i
 			}
 		}
-		fmt.Println(minLoc)
 	}
-//	
-//	fmt.Println(minSeedMap)
-//	minLoc = utils.MaxInt
-//	for i:=minSeedMap.seed;i<minSeedMap.seed+minSeedMap.range_len;i++ {
-//		soil := lookup_dest(i, almanac.seed2soil)
-//		fert := lookup_dest(soil, almanac.soil2fert)
-//		water := lookup_dest(fert, almanac.fert2water)
-//		light := lookup_dest(water, almanac.water2light)
-//		temp := lookup_dest(light, almanac.light2temp)
-//		humid := lookup_dest(temp, almanac.temp2humid)
-//		loc := lookup_dest(humid, almanac.humid2loc)
-//		if loc < minLoc {
-//			minLoc = loc
-//		}
-//	}	
-	return int(minLoc)
+	return -1
 }
 
 func lookup_dest(entity uint64, data []Map) uint64 {