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#include<stdio.h> #include<stdlib.h> #include<math.h> #include <string.h> // 定义最大行长度和缓冲区大小 #define MAX_LINE_LENGTH 1024 #define BUFFER_SIZE 10240 // 读取文件内容并显示 void readFile(char *filename) { FILE *file = fopen(filename, "r"); if (file == NULL) { printf("无法打开文件 %s\n", filename); return; } char line[MAX_LINE_LENGTH]; while (fgets(line, MAX_LINE_LENGTH, file)!= NULL) { printf("%s", line); } fclose(file); } // 输入内容并保存到文件 void writeFile(char *filename) { FILE *file = fopen(filename, "w"); if (file == NULL) { printf("无法创建或打开文件 %s 进行写入\n", filename); return; } printf("输入要保存的内容，输入'q'结束输入：\n"); char line[MAX_LINE_LENGTH]; while (1) { printf("> "); fgets(line, MAX_LINE_LENGTH, stdin); line[strcspn(line, "\n")] = '\0'; // 去除换行符 if (strcmp(line, "q") == 0) { break; } fprintf(file, "%s\n", line); } fclose(file); } int main() { int x; int n,g=1; while(g)/*利用g来判断是否继续进行游戏*/ { n=0;/*比较次数置零*/ for(;;) { printf("\n\n\n符号排列组合帮助:\n【0是2个符号2位数排列组合】\n【1是2个符号3位数排列组合】\n【2是3个符号2位数排列组合】\n【3是3个符号3位数排列组合】\n【4是数字画图程序】\n【5是4个符号2位数排列组合】\n【6是5个符号2位数排列组合】\n【7是6个符号2位数排列组合】\n【8是7个符号2位数排列组合】\n【9是文档编辑程序】\n\n\n"); printf("请输入数字选择\n"); scanf("%d",&x); switch(x) { case 0:char* a[2][2]; printf("请输入2个符号\n"); for (int i = 0; i < 2; i++) scanf("%s", a[i]); for (int j = 0; j < 2; j++) for (int k = 0; k < 2; k++) printf("%s%s\n", a[j],a[k]); break; case 1:char* b[2][2]; printf("请输入2个符号\n"); for (int i = 0; i < 2; i++) scanf("%s", b[i]); for (int j = 0; j < 2; j++) for (int k = 0; k < 2; k++) for (int l = 0; l < 2; l++) printf("%s%s%s\n", b[j],b[k],b[l]); break; case 2:char* c[3][3]; printf("请输入3个符号\n"); for (int i = 0; i < 3; i++) scanf("%s", c[i]); for (int j = 0; j < 3; j++) for (int k = 0; k < 3; k++) printf("%s%s\n", c[j],c[k]); break; case 3:char* d[3][3]; printf("请输入3个符号\n"); for (int i = 0; i < 3; i++) scanf("%s", d[i]); for (int j = 0; j < 3; j++) for (int k = 0; k < 3; k++) for (int l = 0; l < 3; l++) printf("%s%s%s\n", d[j],d[k],d[l]); break; { case 4: char z[10]; printf("请输入数字\n"); scanf("%s",&z); for (int i=0;i<10;i++) switch(z[i]) { case '1':printf("\033[30;31;6m■红"); break; case '2':printf("\033[30;32;6m■绿"); break; case '3':printf("\033[30;33;6m■黄"); break; case '4':printf("\033[30;34;6m■蓝"); break; case '5':printf("\033[30;35;6m■紫"); break; case '6':printf("\033[30;36;6m■青"); break; case '7':printf("\033[30;38;6m■黑"); break; case '0':printf(" "); break; case '/':printf("\n"); break; } { case 5:char* g[4][4]; printf("请输入4个符号\n"); for (int i = 0; i < 4; i++) scanf("%s", g[i]); for (int j = 0; j < 4; j++) for (int k = 0; k < 4; k++) printf("%s%s\n", g[j],g[k]); break; case 6:char* h[5][5]; printf("请输入5个符号\n"); for (int i = 0; i < 5; i++) scanf("%s", h[i]); for (int j = 0; j < 5; j++) for (int k = 0; k < 5; k++) printf("%s%s\n", h[j],h[k]); break; case 7:char* m[6][6]; printf("请输入6个符号\n"); for (int i = 0; i < 6; i++) scanf("%s", m[i]); for (int j = 0; j < 6; j++) for (int k = 0; k < 6; k++) printf("%s%s\n", m[j],m[k]); break; case 8:char* n[7][7]; printf("请输入7个符号\n"); for (int i = 0; i < 7; i++) scanf("%s", n[i]); for (int j = 0; j < 7; j++) for (int k = 0; k < 7; k++) printf("%s%s\n", n[j],n[k]); break; case 9: { int choice; char filename[100]; do { printf("1. 读取文件\n"); printf("2. 输入并保存到文件\n"); printf("3. 继续编辑\n"); printf("4. 退出\n"); printf("请选择操作: "); scanf("%d", &choice); printf("请输入文件名: "); scanf("%s", filename); switch (choice) { case 1: readFile(filename); break; case 2: writeFile(filename); break; case 3: // 继续编辑的逻辑 printf("继续编辑\n"); break; case 4: printf("退出程序\n"); return 0; default: printf("无效的选择\n"); break; } } while (1); return 0; } } default :printf("输入错误，请重新输入！"); break; printf("Wanna continue想继续吗? 1.continue继续 0.exit退出\n"); scanf("%d",&g);/*选择是否继续*/ break; } } } } } |
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