1 files changed, 18 insertions, 0 deletions
diff --git a/src/ivec.h b/src/ivec.h
new file mode 100644
index 0000000..8526171
--- /dev/null
+++ b/src/ivec.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#include <stddef.h>
+
+typedef struct {
+  long long *_data;
+  size_t _cap;
+  size_t len;
+} ivec;
+
+void iv_free(ivec *v);
+size_t iv_push(ivec *v, long long data);
+long long iv_get(ivec *v, size_t idx);
+long long iv_rem_shift(ivec *v, size_t idx);
+long long iv_rem(ivec *v, size_t idx);
+long long iv_has(ivec *v, long long x,
+                 int (*comp)(const long long, const long long));
+void iv_shrink(ivec *v);