Merge branch 'main' of git.smallkun.cn:smallkun/class-notes

2207/C语言同步练习源码/3.数组-1.c

@@ -0,0 +1,21 @@
+#include <stdio.h>
+
+int main(){
+	int num[30], i, j;
+	float result[6];
+	for(i=0;i<30;i++){
+		num[i] = 2+2*i;
+	}
+	
+	for(i=0;i<30;i+=5){
+		result[i/5] = (num[i]+ num[i+1] + num[i+2] + num[i+3] + num[i+4])/5.0;
+	}
+	
+	for(i=0;i<6;i++){
+		printf("%.2f ", result[i]);
+	}
+	printf("\n");
+
+	return 0;
+}
+

2207/C语言同步练习源码/3.数组-2.c

@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+int fib(int n){
+	if(n== 0 || n==1){
+		return 1;
+	}
+	return fib(n-1) + fib(n-2);
+}
+
+int main(){
+	int num[15], i;
+	
+	for(i=0;i<15;i++){
+		num[i] = fib(i);
+	}
+	
+	for(i=0;i<15;i++){
+		printf("%d ", num[i]);
+	}
+	printf("\n");
+	
+	return 0;
+}
+
+/*
+int main(){
+	int num[15] = {1, 1}, i;
+
+	for(i=2;i<15;i++){
+		num[i] = num[i-1] + num[i-2];
+	}
+	for(i=0;i<15;i++){
+		printf("%d ", num[i]);
+	}
+	printf("\n");
+
+	return 0;
+}
+*/

2207/C语言同步练习源码/3.数组-3.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+int main(){
+	
+
+	return 0;
+}
+

2207/C语言同步练习答案.md

@@ -435,18 +435,83 @@ int main(){
 
 ![image-20250220231426147](https://yp.smallkun.cn/markdown/image-20250220231426147.png!compress)
 
+```c
+#include <stdio.h>
 
+int main(){
+	int num[30], i, j;
+	float result[6];
+	for(i=0;i<30;i++){
+		num[i] = 2+2*i;
+	}
+	
+	for(i=0;i<30;i+=5){
+		result[i/5] = (num[i]+ num[i+1] + num[i+2] + num[i+3] + num[i+4])/5.0;
+	}
+	
+	for(i=0;i<6;i++){
+		printf("%.2f ", result[i]);
+	}
+	printf("\n");
+
+	return 0;
+}
+
+```
 
 ### 数组-2
 
 ![image-20250220231434409](https://yp.smallkun.cn/markdown/image-20250220231434409.png!compress)
 
+```c
+#include <stdio.h>
 
+int fib(int n){
+	if(n== 0 || n==1){
+		return 1;
+	}
+	return fib(n-1) + fib(n-2);
+}
+
+int main(){
+	int num[15], i;
+	
+	for(i=0;i<15;i++){
+		num[i] = fib(i);
+	}
+	
+	for(i=0;i<15;i++){
+		printf("%d ", num[i]);
+	}
+	printf("\n");
+	
+	return 0;
+}
+
+/*
+int main(){
+	int num[15] = {1, 1}, i;
+
+	for(i=2;i<15;i++){
+		num[i] = num[i-1] + num[i-2];
+	}
+	for(i=0;i<15;i++){
+		printf("%d ", num[i]);
+	}
+	printf("\n");
+
+	return 0;
+}
+*/
+```
 
 ### 数组-3
 
 ![image-20250220231441384](https://yp.smallkun.cn/markdown/image-20250220231441384.png!compress)
 
+```c
+```
+
 
 
 ### 数组-4