diff --git a/Homeworks/HW1/PrzemyslawPietrzak/FairnessCriterionMutualExclusionProof.pdf b/Homeworks/HW1/PrzemyslawPietrzak/FairnessCriterionMutualExclusionProof.pdf
new file mode 100644
index 0000000..e6f3744
Binary files /dev/null and b/Homeworks/HW1/PrzemyslawPietrzak/FairnessCriterionMutualExclusionProof.pdf differ