foo.cc: In function 'int main()':
foo.cc:5:29: error: 'n' was not declared in this scope
    5 |     cout<<"123 124 126 127"/n<<"128 129 134 135 136"/n<<"137         138 139 145 146"/n<<"147 148 149 156 157"/n<<"158 159 167 168 169"/n<<"178 179 189 234 235"/n<<"236 237 238 239 245"/n<<"246 247 248 249 256"/n<<"257 258 259 267 268"/n<<"269 278 279 289 345"/n<<"346 347 348 349 356"/n<<"357 358 359 367 368"/n<<"369 378 379 389 456"/n<<"457 458 459 467 468"/n<<"469 478 479 489 567"/n<<"568 569 578 579 589"/n<<"678 679 689 789";
      |                             ^

正在同步测试数据，请稍后