diff --git "a/\346\234\200\350\233\213\347\226\274\347\232\204hello.md" "b/\346\234\200\350\233\213\347\226\274\347\232\204hello.md"
new file mode 100644
index 0000000000000000000000000000000000000000..e33033e2d2e97efd253488e54c270e68b6e6f476
--- /dev/null
+++ "b/\346\234\200\350\233\213\347\226\274\347\232\204hello.md"
@@ -0,0 +1,30 @@
+```c
+main(){int i,n[]={(((1<<1)<<(1<<1)<<(1<<
+    1)<<(1<<(1>>1)))+((1<<1)<<(1<<1))), (((1
+    <<1)<<(1<<1)<<(1<<1)<<(1<<1))-((1<<1)<<(
+    1<<1)<<(1<<1))+((1<<1)<<(1<<(1>>1)))+ (1
+    <<(1>>1))),(((1<<1)<<(1<<1)<<(1<<1)<< (1
+    <<1))-((1<<1)<<(1<<1)<<(1<<(1>>1)))- ((1
+    <<1)<<(1<<(1>>1)))),(((1<<1)<<(1<<1)<<(1
+    <<1)<<(1<<1))-((1<<1)<<(1<<1)<<(1<<(1>>1
+    )))-((1<<1)<<(1<<(1>>1)))),(((1<<1)<< (1
+    <<1)<<(1<<1)<<(1<<1))-((1<<1)<<(1<<1)<<(
+    1<<(1>>1)))-(1<<(1>>1))),(((1<<1)<<(1<<1
+    )<<(1<<1))+((1<<1)<<(1<<1)<<(1<<(1>>1)))
+    -((1<<1)<<(1<<(1>>1)))),((1<<1)<< (1<<1)
+    <<(1<<1)),(((1<<1)<<(1<<1)<<(1<<1)<<(1<<
+    1))-((1<<1)<<(1<<1))-(1<<(1>>1))),(((1<<
+    1)<<(1<<1)<<(1<<1)<<(1<<1))-((1<<1)<< (1
+    <<1)<<(1<<(1>>1)))-(1<<(1>>1))), (((1<<1
+    )<<(1<<1)<<(1<<1)<<(1<<1))- ((1<<1)<< (1
+    <<1)<<(1<<(1>>1)))+(1<<1)), (((1<<1)<< (
+    1<<1)<<(1<<1)<< (1<<1))-((1<<1)<< (1<<1)
+    <<(1<<(1>>1)))-((1<<1) <<(1<< (1>>1)))),
+    (((1<<1)<< (1<<1)<<(1<<1)<< (1<<1))- ((1
+    <<1)<<(1<<1)<<(1<<1))+((1<<1)<< (1<<(1>>
+    1)))), (((1<<1)<<(1<<1) <<(1<<1))+(1<<(1
+    >>1))),(((1<<1)<<(1<<1))+((1<<1)<< (1<<(
+    1>>1))) + (1<< (1>>1)))}; for(i=(1>>1);i
+    <(((1<<1) <<(1<<1))+((1 <<1)<< (1<<(1>>1
+    ))) + (1<<1)); i++) printf("%c",n[i]); }
+```
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