回答編集履歴
3
微修正
test
CHANGED
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@@ -142,7 +142,7 @@
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142
142
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143
143
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return a.hori_angle < b.hori_angle ||
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144
144
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145
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-
(!(
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145
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+
(!(b.hori_angle < a.hori_angle ) && a.vertical_angle < b.vertical_angle);
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146
146
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147
147
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});
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148
148
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2
追記
test
CHANGED
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@@ -109,3 +109,59 @@
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109
109
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}
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110
110
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111
111
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```
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112
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+
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113
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+
[追記] 第三版
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114
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+
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115
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+
```C++
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116
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+
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117
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+
#include <iostream>
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118
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+
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119
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#include <algorithm>
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120
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+
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121
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+
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122
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123
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class point {
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124
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125
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public:
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126
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127
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double hori_angle; //xy平面上でのx軸と点の角度（以下、水平角）
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128
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+
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129
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double vertical_angle; //xy平面と点のなす角度（以下、垂直角）
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130
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+
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131
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};
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132
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+
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133
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+
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134
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+
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135
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+
int main() {
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136
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+
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137
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point data[5][7] = { ... };
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138
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+
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139
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std::sort((point*)data, (point*)data+5*7,
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140
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+
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141
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[](const point& a, const point& b) {
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142
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143
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return a.hori_angle < b.hori_angle ||
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144
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+
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145
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(!(a.hori_angle < b.hori_angle ) && a.vertical_angle < b.vertical_angle);
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146
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+
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147
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});
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148
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+
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149
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+
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150
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+
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151
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+
// できたかな?
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152
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+
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153
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+
for ( int row = 0; row < 5; ++row ) {
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154
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+
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155
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for ( int col = 0; col < 7; ++col ) {
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156
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157
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std::cout << data[row][col].hori_ange << ',' << data[row][col].vertical_angle << ' ';
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158
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+
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159
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}
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160
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+
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161
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std::cout << std::endl;
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162
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+
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163
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}
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164
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+
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165
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}
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166
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+
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167
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```
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1
追記
test
CHANGED
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@@ -45,3 +45,67 @@
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45
45
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}
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46
46
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47
47
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```
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48
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+
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49
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+
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50
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+
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51
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+
[追記] 第二版
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52
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+
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53
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+
```C++
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54
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+
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55
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#include <iostream>
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56
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+
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57
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#include <algorithm>
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58
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+
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59
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+
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60
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+
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61
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class point {
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62
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63
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public:
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64
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65
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int angle;
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66
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67
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point(int a) : angle(a) {};
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68
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69
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};
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70
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+
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71
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72
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73
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int main() {
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74
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75
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point data[5][7] = {
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76
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77
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{ 0, 0, 0, 1, 2, 0, 0 },
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78
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79
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{ 1, 3, 2, 1, 0, 4, 3 },
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80
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+
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81
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{ 0, 1, 1, 4, 1, 1, 4 },
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82
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+
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83
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{ 2, 2, 4, 3, 2, 3, 2 },
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84
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+
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85
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{ 2, 3, 4, 4, 3, 3, 4 },
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86
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+
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87
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};
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88
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+
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89
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std::sort((point*)data, (point*)data+5*7,
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90
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+
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91
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[](const point& a, const point& b) { return a.angle < b.angle; });
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92
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+
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93
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+
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94
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+
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95
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+
// できたかな?
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96
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+
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97
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+
for ( int row = 0; row < 5; ++row ) {
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98
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+
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99
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+
for ( int col = 0; col < 7; ++col ) {
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100
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+
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101
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std::cout << data[row][col].angle << ' ';
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102
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+
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103
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+
}
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104
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+
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105
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+
std::cout << std::endl;
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106
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+
|
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107
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+
}
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108
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+
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109
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+
}
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110
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+
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111
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+
```
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