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copypasta/common.go

Lines changed: 6 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -109,19 +109,11 @@ func commonCollection() {
109109

110110
// TIPS: dir4[i] 和 dir4[i^1] 互为相反方向
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type pair struct{ x, y int }
112-
dir4 := []pair{{-1, 0}, {1, 0}, {0, -1}, {0, 1}} // 上下左右
113-
dir4C := []pair{ // 西东南北
114-
'W': {-1, 0},
115-
'E': {1, 0},
116-
'S': {0, -1},
117-
'N': {0, 1},
118-
}
119-
dir4c := []pair{ // 左右下上
120-
'L': {-1, 0},
121-
'R': {1, 0},
122-
'D': {0, -1},
123-
'U': {0, 1},
124-
}
112+
dir4 := []pair{{-1, 0}, {1, 0}, {0, -1}, {0, 1}} // 上下左右
113+
dir4g := []pair{'W': {-1, 0}, 'E': {1, 0}, 'S': {0, -1}, 'N': {0, 1}} // 西东南北(坐标系)
114+
dir4g2 := []pair{'W': {0, -1}, 'E': {0, 1}, 'S': {1, 0}, 'N': {-1, 0}} // 西东南北(矩阵)
115+
dir4c := []pair{'L': {-1, 0}, 'R': {1, 0}, 'D': {0, -1}, 'U': {0, 1}} // 左右下上(坐标系)
116+
dir4c2 := []pair{'L': {0, -1}, 'R': {0, 1}, 'U': {-1, 0}, 'D': {1, 0}} // 左右下上(矩阵)
125117
dir4R := []pair{{1, 1}, {-1, 1}, {-1, -1}, {1, -1}}
126118
dir8 := []pair{{1, 0}, {1, 1}, {0, 1}, {-1, 1}, {-1, 0}, {-1, -1}, {0, -1}, {1, -1}}
127119
perm3 := [][]int{{0, 1, 2}, {0, 2, 1}, {1, 0, 2}, {1, 2, 0}, {2, 0, 1}, {2, 1, 0}}
@@ -1081,7 +1073,7 @@ func commonCollection() {
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}
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_ = []interface{}{
1084-
pow10, dir4, dir4C, dir4c, dir4R, dir8, perm3, perm4,
1076+
pow10, dir4, dir4g, dir4g2, dir4c, dir4c2, dir4R, dir8, perm3, perm4,
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min, mins, max, maxs, abs, ceil, bin,
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ternaryI, ternaryS, zip, zipI, rotate, transpose, minString,
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pow, mul, toAnyBase, digits,

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