diff --git a/euler.py b/euler.py
index 79f529d..7598b93 100644
--- a/euler.py
+++ b/euler.py
@@ -30,7 +30,7 @@ def solve(task):
     x0 = (b1 * pow(a1, euler(m1) - 1, m1)) % m1
     s=''
     for i in range(d):
-        s += f"x={(x0 + i * m//d) % m}mod{m}\n"
+        s += f'x={(x0+m//d*i)%m}mod{m}\n'
     return s[:-1]
 
 if __name__ == "__main__":