跟着消防员爸爸学习C++编程与算法（请备注算法学习）
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| 173 + 477 = | 157 + 693 = | 796 + 188 = | 299 + 213 = |
| 284 + 446 = | 575 + 237 = | 497 + 487 = | 393 + 598 = |
| 345 + 598 = | 579 + 375 = | 152 + 378 = | 579 + 234 = |
| 188 + 126 = | 298 + 243 = | 425 + 387 = | 289 + 636 = |
| 468 + 355 = | 455 + 158 = | 694 + 249 = | 176 + 194 = |
| 659 + 171 = | 253 + 169 = | 294 + 179 = | 479 + 179 = |
| 487 + 163 = | 588 + 122 = | 427 + 384 = | 578 + 373 = |
| 689 + 224 = | 588 + 385 = | 393 + 487 = | 394 + 296 = |
| 187 + 575 = | 369 + 371 = | 677 + 143 = | 538 + 376 = |
| 515 + 296 = | 135 + 476 = | 584 + 198 = | 642 + 268 = |
| 158 + 268 = | 153 + 487 = | 284 + 557 = | 145 + 396 = |
| 681 + 289 = | 656 + 199 = | 176 + 465 = | 656 + 166 = |
| 599 + 183 = | 579 + 351 = | 139 + 782 = | 561 + 249 = |
消防员爸爸