diff --git a/cv1/program.c b/cv1/program.c
index a2a72ab..d467b38 100644
--- a/cv1/program.c
+++ b/cv1/program.c
@@ -24,7 +24,8 @@ bool check(char* s2, char *pz)
           
            s[i]=shifer[s[i]-'0'];
         }                
-    }    
+    }  
+    s[strlen(s2)]=0;
     bool rez=strstr(s, pz)!=NULL;
     free(s);
     return rez;
@@ -70,4 +71,5 @@ int main()
     printf("Nacitanyh %d poloziek", count);
     
 	return 0;
-}
\ No newline at end of file
+}
+