修改文件结构。

POP/10/Exercise01.c

@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+
+bool compareChar(char examinee, char pattern) {
+    if(pattern == '?' || pattern == examinee) {
+        return true;
+    }
+    else {
+        return false;
+    }
+}
+
+int main() {
+    int index = 0, shift = 0;
+    bool same = false;
+    char sA[31] = {0}, sB[31] = {0};
+    scanf("%s", sA);
+    scanf("%s", sB);
+    for (index = 0; index <= strlen(sA) - strlen(sB); index++) {
+        same = true;
+        for (shift = 0 ; shift < strlen(sB) && same; shift++) {
+            if (!compareChar(sA[index+shift], sB[shift])) {
+                same = false;
+            }
+        }
+        if (same) {
+            printf("%d ", index);
+        }
+    }
+    return 0;
+}

POP/10/Exercise02.c

@@ -0,0 +1,25 @@
+#include <stdio.h>
+#include <string.h>
+
+int main() {
+    char vowels[100] = {0}, origin[1000] = {0};
+    int vowelIndex = 0, originIndex = 0;
+    scanf("%s", origin);
+    for (originIndex = 0; originIndex < strlen(origin); originIndex++) {
+        if (origin[originIndex] == 'a' || origin[originIndex] == 'e' || origin[originIndex] == 'i' || origin[originIndex] == 'o' ||origin[originIndex] == 'u') {
+            vowels[vowelIndex] = origin[originIndex];
+            vowelIndex++;
+        }
+    }
+
+    vowelIndex--;
+
+    for (originIndex = 0; originIndex < strlen(origin); originIndex++) {
+        if (origin[originIndex] == 'a' || origin[originIndex] == 'e' || origin[originIndex] == 'i' || origin[originIndex] == 'o' ||origin[originIndex] == 'u') {
+            origin[originIndex] = vowels[vowelIndex];
+            vowelIndex--;
+        }
+    } 
+    printf("%s", origin);
+    return 0;
+}

POP/10/Exercise03.c

@@ -0,0 +1,25 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+
+int main() {
+    char inputString[100] = {0};
+    int length = 0, i = 0;
+    bool moved = true;
+    char temp;
+    scanf("%s", inputString);
+    length = strlen(inputString);
+    while (moved) {
+        moved = false;
+        for (int i = 0; i < length-1; i++) {
+            if (inputString[i] < inputString[i+1]) {
+                temp = inputString[i];
+                inputString[i] = inputString[i+1];
+                inputString[i+1] = temp;
+                moved = true;
+            }
+        }
+    }
+    printf("%s\n", inputString);
+    return 0;
+}

POP/10/Optional01.c

@@ -0,0 +1,36 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+
+int main() {
+    char str[2][26] = {0};
+    int count[2][26] = {0};
+    int i = 0, length = 0;
+    bool same = true;
+    scanf("%s", str[0]);
+    scanf("%s", str[1]);
+    if (strlen(str[0]) != strlen(str[1])) {
+        printf("0");
+    }
+    else {
+        length = strlen(str[0]);
+        for (i = 0; i < length; i++) {
+            count[0][str[0][i]%26]++;
+            count[1][str[1][i]%26]++;
+        }
+        for (i = 0; i < 26; i++) {
+            if (count[0][i] != count[1][i]) {
+                same = false;
+                break;
+            }
+        }
+        if (same) {
+            printf("1");
+        }
+        else {
+            printf("0");
+        }
+        printf("\n");
+    }
+    return 0;
+}

POP/10/Optional02.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <string.h>
+
+int aton(const char str[]) {
+    
+}
+
+int main() {
+    return 0;
+}

POP/10/test.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+int main() {
+    char c[10];
+    static char b[10];
+    int i = 0;
+    scanf("%s", c);
+    scanf("%s", b);
+    for (i = 0; i < 10; i++) {
+        printf("%c", c[i]);
+    }
+    printf("\n--------\n");
+    printf("%s\n", b);
+    printf("%s\n", c);
+    printf("%c%c\n", 23, 49);
+    return 0;
+}