| -603424+(724259-255192)=-134357 | 168591+(-240000-881591)=-953000 |
| 199336+(-542141-522612)=-865417 | -329792+(777700-31392)=416516 |
| 345955-(-81816-202229)=630000 | -570109-(-654343+164757)=-80523 |
| 244626-(-213864-398755)=857245 | -63900+(-21237-83949)=-169086 |
| 21327-(693899+147500)=-820072 | -24734-(709541+133898)=-868173 |
| -526757-(49881-589144)=12506 | 796630-(-441600+793016)=445214 |
| 1000000+(744233-901110)=843123 | -662785+(-133960+573745)=-223000 |
| -328623-(158344+419538)=-906505 | 858855+(-642619+63764)=280000 |
| -17001-(-683892+433274)=233617 | 779235-(530163-172787)=421859 |
| -149459+(-31879-530110)=-711448 | -72510-(-100000-136510)=164000 |
| 335002-(832412-127410)=-370000 | -289650-(160316-264762)=-185204 |
| 240152-(165787+354813)=-280448 | -565706+(-577303+793009)=-350000 |
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