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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Maybe it would be better to add the range limits of
suppliers[i],consumers[j]andcosts[i][j]in the description, some algorithm may be sensitive to this.C++ seems have the same problem.