c语言单词本的新增，删除，查询，按顺序显示
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#include<stdio.h>#include<string.h>#define SIZE 100int addword(char p[][20], int n);int findword(char p[][20], int n, char *f);int delword(char p[][20], int n, char *f);void display(char p[][20], int n);void menu();int main(){ char myword[100][20]; char word[20]; char choice; int count = 0; int pos = -1; do { menu(); printf("Please input your choice:"); scanf("%c", &choice); getchar(); switch (choice) { case '1': count = addword(myword, count); break; case '2': printf("Please input what you are looking for:"); gets(word); pos = findword(myword, count, word); if (pos != -1) printf("It's the %d word\n", pos + 1); break; case '3': printf("Please input what you want to delete:"); gets(word); count = delword(myword, count, word); break; case '4': display(myword, count); break; case '0':choice='0';break; default: printf("Error input,please input your choice again!\n"); } } while (choice); return 0;}void menu( ){ printf("----------1.增加单词------------\n"); printf("----------2.查询单词------------\n"); printf("----------3.删除单词------------\n"); printf("----------4.显示单词------------\n"); printf("-------------0.退出-------------\n"); }int addword(char p[][20], int n){ int i, j; char pos = -1; char flag = 'y'; char tmp[20]; while (flag == 'y' || flag == 'Y') { if (n == SIZE) { printf("Word list is full\n"); break; } else { printf("Iput your word:"); gets(tmp); pos = findword(p, n, tmp); if (pos != -1) { printf("the word exits!\n"); break; } else { if (n) { for (i = 0;i < n && strcmp(tmp, p[i])>0;i++); for (j = n;j > i;j--) strcpy(p[j], p[j - 1]); strcpy(p[i], tmp); n++; } else { strcpy(p[0], tmp); n = 1; } } } printf("Another word?(y/n):"); scanf("%c", &flag); getchar(); } return n;}int findword(char p[][20], int n, char *f){ int i; int pos = -1; for (i = 0;i < n;i++) { if (!strcmp(p[i], f)) { pos = i; break; } } return pos;}int delword(char p[][20], int n, char *f){ int i; int pos = -1; pos = findword(p, n, f); if (pos == -1) printf("It'not in myword list!\n"); else { for (i = pos;i < n - 1;i++) { strcpy(p[i], p[i + 1]); } n = n - 1; } return n;}void display(char p[][20], int n){ int i; if (n) { for (i = 0;i < n;i++) puts(p[i]); } else printf("There is no word in myword list!\n");} |
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原文链接：https://blog.csdn.net/starmultiple/article/details/121845367
