first commit

条件运算符.c

@@ -0,0 +1,18 @@
+#include<stdio.h>
+int main(void)
+{/*
+	int a = 40;
+	a >= 60 ? printf("及格") : printf("不及格");*/
+//  条件？if的语句:else的语句；
+
+	int a = 40;
+	if (a >= 60 && a <= 100)
+	{
+		printf("及格");        
+	}
+	else
+	{
+		printf("不及格");
+	}
+	return 0;
+}

递归.c

@@ -0,0 +1,20 @@
+#include<stdio.h>
+void solve(int n) {
+	int temp = n % 10;
+	/*********Begin*********/
+	n /= 10;
+	if (n > 0) solve(n);
+	/*********End**********/
+	if (n)
+		printf(" %d", temp);
+	else
+		printf("%d", temp);
+}
+int main(void)
+{
+	//freopen("in.txt","r",stdin);
+	int n;
+	scanf("%d", &n);
+	solve(n);
+	return 0;
+}