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index 256f1e9..ce1f9d4 100644
--- a/build/test/results/test_Akkortrichtsatz.pass
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index 897196b..f50c10f 100644
--- a/build/test/results/test_Anlagenabnutzungsgrad.pass
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index 6c8201f..ecc3864 100644
--- a/build/test/results/test_Anlagenintensitaet.pass
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index 8469839..4cd2bfc 100644
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index ad9d0c6..5ea01d1 100644
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index f81e094..04c44a9 100644
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index 8667ab1..aea30c4 100644
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index c8471ad..0856bd9 100644
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index e9ea876..143c915 100644
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index 8417e5b..2afa4e5 100644
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-:time: 0.001196817000163719
+:time: 0.001303106999330339
diff --git a/build/test/results/test_grenzGewinn.pass b/build/test/results/test_grenzGewinn.pass
index 9a6fe18..57549dc 100644
--- a/build/test/results/test_grenzGewinn.pass
+++ b/build/test/results/test_grenzGewinn.pass
@@ -16,4 +16,4 @@
   :ignored: 0
 :stdout:
 - Testergebniss 1141.000000
-:time: 0.001234004000252753
+:time: 0.001259611000023142
diff --git a/build/test/results/test_marktanteil.pass b/build/test/results/test_marktanteil.pass
index 5293e72..f54b440 100644
--- a/build/test/results/test_marktanteil.pass
+++ b/build/test/results/test_marktanteil.pass
@@ -16,4 +16,4 @@
   :ignored: 0
 :stdout:
 - Testergebniss 21.739130
-:time: 0.0013683229999514879
+:time: 0.001334904000032111
diff --git a/build/test/results/test_trapezFlaeche.pass b/build/test/results/test_trapezFlaeche.pass
index dc4a0e4..7fdf24f 100644
--- a/build/test/results/test_trapezFlaeche.pass
+++ b/build/test/results/test_trapezFlaeche.pass
@@ -17,4 +17,4 @@
 :stdout:
 - 'Flaeche vom Trapez beträgt: 21.000000'
 - Testergebniss 21.000000
-:time: 0.001249263999852701
+:time: 0.0012230450001879944
diff --git a/src/funktion.c b/src/funktion.c
index 2e9cfe9..d4280cf 100644
--- a/src/funktion.c
+++ b/src/funktion.c
@@ -172,6 +172,7 @@ float Vmultiplier3(float x3,float m) {
 double Vparallel(double x1, double x2, double x3, double z1, double z2, double z3) {
     double i, j, k;
     double X1, X2, X3;
+    double result;
     if (x1 > z1) {
         X1 = x1 / z1;
         i = X1 * 100;
@@ -194,8 +195,9 @@ double Vparallel(double x1, double x2, double x3, double z1, double z2, double z
         k = X3 * 100;
     }
     if (i == j && j == k) {
-        return 0;
+        result = 0;
     } else {
-        return 1;
+        result = 1;
     }
+    return result;
 }
diff --git a/src/main.c b/src/main.c
index 7ccf028..0383151 100644
--- a/src/main.c
+++ b/src/main.c
@@ -145,21 +145,12 @@ int main()
     m = getValue('M');
     Vmultiplier3(x3, m);
 
-    printf("1. Vektor\n");
-    printf("x eingeben");
-    x1_1 = getValue('X');
-    printf("y eingeben ");
-    x2_2 = getValue('X');
-    printf("z eingeben ");
-    x3_3 = getValue('X');
-
-    printf("2. Vektor\n");
-    printf("a eingeben");
-    z1_1 = getValue('Z');
-    printf("b eingeben");
-    z2_2 = getValue('Z');
-    printf("c eingeben");
-    z3_3 = getValue('Z');
+    x1 = getValue('X');
+    x2 = getValue('X');
+    x3 = getValue('X');
+    z1 = getValue('Z');
+    z2 = getValue('Z');
+    z3 = getValue('Z');
     Vparallel(x1, x2, x3, z1, z2, z3);
     
 }