add comm times results for sendrcv on 1 process

results/comm_times/cost_opti_sendrcv_1np.txt

+852.86
+852.86
+904.49
+904.49
+904.49
+904.49
+904.49
+904.49
+904.49
+904.49

results/comm_times/sendrcv_1np

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+At iteration 0 on process 0 the update of tau takes 0.03572797775268555 s.
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+At iteration 1 on process 0 the update of tau takes 0.00824427604675293 s.
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+At iteration 2 on process 0 the update of tau takes 0.0073926448822021484 s.
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+At iteration 3 on process 0 the update of tau takes 0.007468223571777344 s.
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+At iteration 4 on process 0 the update of tau takes 0.007777214050292969 s.
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+At iteration 5 on process 0 the update of tau takes 0.006512165069580078 s.
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+At iteration 6 on process 0 the update of tau takes 0.006218433380126953 s.
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+At iteration 7 on process 0 the update of tau takes 0.006279468536376953 s.
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+At iteration 8 on process 0 the update of tau takes 0.03194880485534668 s.
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+At iteration 9 on process 0 the update of tau takes 0.0069408416748046875 s.
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