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removed unused variables

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This commit is contained in:
overflowerror 2021-01-03 22:01:47 +01:00
parent 3b453ec26e
commit 3b59dfc374
1 changed files with 0 additions and 6 deletions
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6
main.go
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@ -38,12 +38,10 @@ func eliminate(field *field) *int {
// columns
for x := 0; x < size; x++ {
set := 0
bitfield := maskZero
for y := 0; y < size; y++ {
if len(field[x][y]) == 1 {
set++
mask := 1 << (field[x][y][0] - 1)
if bitfield & mask == 0 {
@ -77,12 +75,10 @@ func eliminate(field *field) *int {
// rows
for y := 0; y < size; y++ {
set := 0
bitfield := maskZero
for x := 0; x < size; x++ {
if len(field[x][y]) == 1 {
set++
mask := 1 << (field[x][y][0] - 1)
if bitfield & mask == 0 {
@ -117,13 +113,11 @@ func eliminate(field *field) *int {
// blocks
for sx := 0; sx < blocks; sx++ {
for sy := 0; sy < blocks; sy++ {
set := 0
bitfield := maskZero
for x := sx * blockSize; x < (sx + 1) * blockSize; x++ {
for y := sy * blockSize; y < (sy + 1) * blockSize; y++ {
if len(field[x][y]) == 1 {
set++
mask := 1 << (field[x][y][0] - 1)
if bitfield & mask == 0 {