diff --git a/Sheet_5/bsp_5_1.pdf b/Sheet_5/bsp_5_1.pdf
index 5180fe1..c91cb2b 100644
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diff --git a/Sheet_5/bsp_5_2.pdf b/Sheet_5/bsp_5_2.pdf
index f7eee49..0f998a9 100644
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diff --git a/Sheet_5/bsp_5_3.pdf b/Sheet_5/bsp_5_3.pdf
index 70c7cd2..74df1a7 100644
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diff --git a/Sheet_5/bsp_5_4.pdf b/Sheet_5/bsp_5_4.pdf
index 4ed88e8..a5f5bfa 100644
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diff --git a/Sheet_5/gh_response.txt b/Sheet_5/gh_response.txt
index 433bb71..0aca26d 100644
--- a/Sheet_5/gh_response.txt
+++ b/Sheet_5/gh_response.txt
@@ -1,16 +1,13 @@
-Good summary of results.
+Results in *.txt files
 
 1: OK
 
 2: OK
 
 3: OK
-task3.cpp:32
-non initialzed memory for thread 0 (and the other threads)
+bsp_5_3_lib.cpp:34ff
+vector primes is ordered: better use std::lower_bound and std::distance
+--> https://en.cppreference.com/w/cpp/algorithm/lower_bound.html
 
 4: OK
 
-5:
-CRS_Matrix::GetDiag  non parallel
-CRS_Matrix::CalculateLaplace: 
-  "omp critical" is slower than an "omp atomic" for the +=  [worth to test that]