Initial commit: C language learning code

翁凯C语言/3/整数类型表示数的范围.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <math.h>
+
+int main()
+{ 
+    unsigned char c = 127;
+    int i = 255;
+
+    c = c + 1;
+
+    printf("c=%d,i=%d", c ,i);
+
+    return 0;
+
+}