Cody

# Problem 801. Construct an index vector from two input vectors in vectorized fashion

Solution 104077

Submitted on 28 Jun 2012 by Aurelien Queffurust
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

### Test Suite

Test Status Code Input and Output
1   Pass
%% x1 = 1; x2 = 5; y_correct = [1:5]; assert(isequal(interleaved_idx(x1,x2),y_correct) && isempty(regexp(evalc('type interleaved_idx'),'(eval|for|while|)')) )

``` y = 1 2 3 4 5 ```

2   Pass
%% x1 = [7 10 13]; x2 = [9 12 15]; y_correct = [7:15]; assert(isequal(interleaved_idx(x1,x2),y_correct) && isempty(regexp(evalc('type interleaved_idx'),'(eval|for|while|)')) )

``` y = 7 8 9 10 11 12 13 14 15 ```

3   Pass
%% x1 = [13 7]; x2 = [15 9]; y_correct = [13 14 15 7 8 9]; assert(isequal(interleaved_idx(x1,x2),y_correct) && isempty(regexp(evalc('type interleaved_idx'),'(eval|for|while|)')) )

``` y = 13 14 15 7 8 9 ```

4   Pass
%% x1=[1:5:5000];x2=[4:5:5000];y_correct=setdiff([1:5000],[5:5:5000]); assert( isequal(interleaved_idx(x1,x2),y_correct) && isempty(regexp(evalc('type interleaved_idx'),'(eval|for|while|)')) )

``` y = Columns 1 through 5 1 2 3 4 6 Columns 6 through 10 7 8 9 11 12 Columns 11 through 15 13 14 16 17 18 Columns 16 through 20 19 21 22 23 24 Columns 21 through 25 26 27 28 29 31 Columns 26 through 30 32 33 34 36 37 Columns 31 through 35 38 39 41 42 43 Columns 36 through 40 44 46 47 48 49 Columns 41 through 45 51 52 53 54 56 Columns 46 through 50 57 58 59 61 62 Columns 51 through 55 63 64 66 67 68 Columns 56 through 60 69 71 72 73 74 Columns 61 through 65 76 77 78 79 81 Columns 66 through 70 82 83 84 86 87 Columns 71 through 75 88 89 91 92 93 Columns 76 through 80 94 96 97 98 99 Columns 81 through 85 101 102 103 104 106 Columns 86 through 90 107 108 109 111 112 Columns 91 through 95 113 114 116 117 118 Columns 96 through 100 119 121 122 123 124 Columns 101 through 105 126 127 128 129 131 Columns 106 through 110 132 133 134 136 137 Columns 111 through 115 138 139 141 142 143 Columns 116 through 120 144 146 147 148 149 Columns 121 through 125 151 152 153 154 156 Columns 126 through 130 157 158 159 161 162 Columns 131 through 135 163 164 166 167 168 Columns 136 through 140 169 171 172 173 174 Columns 141 through 145 176 177 178 179 181 Columns 146 through 150 182 183 184 186 187 Columns 151 through 155 188 189 191 192 193 Columns 156 through 160 194 196 197 198 199 Columns 161 through 165 201 202 203 204 206 Columns 166 through 170 207 208 209 211 212 Columns 171 through 175 213 214 216 217 218 Columns 176 through 180 219 221 222 223 224 Columns 181 through 185 226 227 228 229 231 Columns 186 through 190 232 233 234 236 237 Columns 191 through 195 238 239 241 242 243 Columns 196 through 200 244 246 247 248 249 Columns 201 through 205 251 252 253 254 256 Columns 206 through 210 257 258 259 261 262 Columns 211 through 215 263 264 266 267 268 Columns 216 through 220 269 271 272 273 274 Columns 221 through 225 276 277 278 279 281 Columns 226 through 230 282 283 284 286 287 Columns 231 through 235 288 289 291 292 293 Columns 236 through 240 294 296 297 298 299 Columns 241 through 245 301 302 303 304 306 Columns 246 through 250 307 308 309 311 312 Columns 251 through 255 313 314 316 317 318 Columns 256 through 260 319 321 322 323 324 Columns 261 through 265 326 327 328 329 331 Columns 266 through 270 332 333 334 336 337 Columns 271 through 275 338 339 341 342 343 Columns 276 through 280 344 346 347 348 349 Columns 281 through 285 351 352 353 354 356 Columns 286 through 290 357 358 359 361 362 Columns 291 through 295 363 364 366 367 368 Columns 296 through 300 369 371 372 373 374 Columns 301 through 305 376 377 378 379 381 Columns 306 through 310 382 383 384 386 387 Columns 311 through 315 388 389 391 392 393 Columns 316 through 320 394 396 397 398 399 Columns 321 through 325 401 402 403 404 406 Columns 326 through 330 407 408 409 411 412 Columns 331 through 335 413 414 416 417 418 Columns 336 through 340 419 421 422 423 424 Columns 341 through 345 426 427 428 429 431 Columns 346 through 350 432 433 434 436 437 Columns 351 through 355 438 439 441 442 443 Columns 356 through 360 444 446 447 448 449 Columns 361 through 365 451 452 453 454 456 Columns 366 through 370 457 458 459 461 462 Columns 371 through 375 463 464 466 467 468 Columns 376 through 380 469 471 472 473 474 Columns 381 through 385 476 477 478 479 481 Columns 386 through 390 482 483 484 486 487 Columns 391 through 395 488 489 491 492 493 Columns 396 through 400 494 496 497 498 499 Columns 401 through 405 501 502 503 504 506 Columns 406 through 410 507 508 509 511 512 Columns 411 through 415 513 514 516 517 518 Columns 416 through 420 519 521 522 523 524 Columns 421 through 425 526 527 528 529 531 Columns 426 through 430 532 533 534 536 537 Columns 431 through 435 538 539 541 542 543 Columns 436 through 440 544 546 547 548 549 Columns 441 through 445 551 552 553 554 556 Columns 446 through 450 557 558 559 561 562 Columns 451 through 455 563 564 566 567 568 Columns 456 through 460 569 571 572 573 574 Columns 461 through 465 576 577 578 579 581 Columns 466 through 470 582 583 584 586 587 Columns 471 through 475 588 589 591 592 593 Columns 476 through 480 594 596 597 598 599 Columns 481 through 485 601 602 603 604 606 Columns 486 through 490 607 608 609 611 612 Columns 491 through 495 613 614 616 617 618 Columns 496 through 500 619 621 622 623 624 Columns 501 through 505 626 627 628 629 631 Columns 506 through 510 632 633 634 636 637 Columns 511 through 515 638 639 641 642 643 Columns 516 through 520 644 646 647 648 649 Columns 521 through 525 651 652 653 654 656 Columns 526 through 530 657 658 659 661 662 Columns 531 through 535 663 664 666 667 668 Columns 536 through 540 669 671 672 673 674 Columns 541 through 545 676 677 678 679 681 Columns 546 through 550 682 683 684 686 687 Columns 551 through 555 688 689 691 692 693 Columns 556 through 560 694 696 697 698 699 Columns 561 through 565 701 702 703 704 706 Columns 566 through 570 707 708 709 711 712 Columns 571 through 575 713 714 716 717 718 Columns 576 through 580 ...```