宿舍管理系统
利用控制台实现宿舍人员管理;
包括多种功能，查找，插入，删除，排序，打印等。
1 #include "stdafx.h" 2 #include"stdio.h" 3 #include"string.h" 4 #include"stdlib.h" 5 #include"conio.h" /*头文件*/ 6 #define MAX 100 7 8 typedef struct { 9 int year; 10 int month; 11 int day; 12 }DATE; 13 typedef struct { 14 int num; /*学号*/ 15 char name[20]; /*姓名*/ /*定义结构体*/ 16 char sex[6]; /*性别*/ 17 int age; /*年龄*/ 18 DATE birthday; /*出生年月*/ 19 char sushe[30]; /*宿舍号*/ 20 char zhuanye[50]; /*专业*/ 21 char classes[10]; /*班级*/ 22 char chuanghao[50]; /*床号*/ 23 }STUDENTS; /*读取信息*/ 24 25 int read_file(STUDENTS students[]) { 26 FILE *fp; 27 int i = 0; 28 if ((fp = fopen("stu.txt", "rt")) == NULL) { 29 printf("\n\n*****库存文件不存在！请创建"); /*创建文件*/ 30 return 0; 31 } 32 while ((fread(&students[i], sizeof(STUDENTS), 1, fp)) == 1) /*成功创建*/ 33 { 34 i++; 35 } 36 fclose(fp); 37 return i; 38 } /*保存信息*/ 39 void save_file(STUDENTS students[], int sum) { 40 FILE *fp; 41 int i; 42 if ((fp = fopen("stu.txt", "wb")) == NULL) { 43 printf("读文件错误!\n"); 44 return; 45 } 46 for (i = 0; i<sum; i++) 47 if (fwrite(&students[i], sizeof(STUDENTS), 1, fp) != 1) 48 printf("写文件错误!\n"); /*学生信息保存到文件中*/ 49 fclose(fp); 50 } /*输入模块*/ 51 int input(STUDENTS students[]) { 52 int i = 0, t; 53 /*定义要输入学生的个数*/ 54 system("cls"); 55 printf("\n\n 录入学生个数(最多%d个)", MAX); 56 scanf("%d", &t); 57 printf(" ------------------------\n"); 58 do { // printf("\n 第%d个学生信息",i+1); /*输入学生的基本信息*/ 59 printf("\n 第%d个学生的学号", i + 1); scanf("%d", &students[i].num); 60 if (students[i].num == 0) 61 break; 62 printf("\n 学生姓名:"); 63 scanf("%s", students[i].name); 64 printf("\n 学生性别:"); 65 scanf("%s", students[i].sex); 66 printf("\n 学生年龄:"); 67 scanf("%d", &students[i].age); 68 printf("\n 学生出生年月日:"); 69 scanf("%d %d %d", &students[i].birthday.year, &students[i].birthday.month, &students[i].birthday.day); 70 printf("\n 学生宿舍:"); 71 scanf("%s", students[i].sushe); 72 printf("\n 学生专业:"); 73 scanf("%s", students[i].zhuanye); 74 printf("\n 学生班级:"); 75 scanf("%s", students[i].classes); 76 printf("\n 学生床号:"); 77 scanf("%s", students[i].chuanghao); 78 i++; 79 } while (i<t); 80 save_file(students, t); /*保存输入的学生信息*/ 81 printf("\n %d个学生信息输入完毕! \n", t); 82 _getch(); 83 return t; /*返回输入学生的个数值*/ 84 } /*输出模块*/ 85 void output(STUDENTS students[], int sum) { 86 int i; 87 system("cls"); 88 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 89 printf(" \n"); 90 for (i = 0; i<sum; i++) /*输出学生的信息*/ 91 { 92 printf("%5d %5s %5s %5d %5d %5d %5d %5s %5s %5s %5s\n", 93 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, 94 students[i].birthday.month, students[i].birthday.day, students[i].sushe, 95 students[i].zhuanye, students[i].classes, students[i].chuanghao); 96 printf(" \n"); 97 } 98 _getch(); 99 save_file(students, sum); 100 } /*添加信息模块*/ 101 int append(STUDENTS students[], int sum) { 102 int i = sum, flag = 0; /*从已经输入的学生尾部添加*/ 103 char choice; 104 sum = read_file(students); 105 system("cls"); printf("\n\n 添加学生信息 \n"); 106 do { 107 if (i<MAX)/*已经输入的学生个数和要添加的学生个数之和要小于定义的学生个数最大值*/ 108 { 109 printf("\n 新学生学号:"); 110 scanf("%d", &students[i].num); 111 printf("\n 学生姓名:"); 112 scanf("%s", students[i].name); 113 printf("\n 学生性别:"); /*输入添加学生的基本信息*/ 114 scanf("%s", students[i].sex); 115 printf("\n 学生年龄:"); 116 scanf("%d", &students[i].age); 117 printf("\n 学生出生年月日:"); 118 scanf("%d %d %d", &students[i].birthday.year, &students[i].birthday.month, &students[i].birthday.day); 119 printf("\n 学生宿舍号:"); 120 scanf("%s", students[i].sushe); 121 printf("\n 学生专业:"); 122 scanf("%s", students[i].zhuanye); 123 printf("\n 学生班级:"); 124 scanf("%s", students[i].classes); 125 printf("\n 床号:"); 126 scanf("%s", students[i].chuanghao); 127 i++; 128 } 129 printf("\n 继续添加吗?(Y/N)"); 130 choice = _getch(); 131 if (choice == 'Y' || choice == 'y') { 132 flag = 1; 133 printf("\n 继续!\n"); /*是否要继续添加*/ 134 } 135 else flag = 0; 136 } while (flag == 1); 137 printf("\n 按任意键返回主菜单!"); 138 _getch(); 139 save_file(students, i); /*保存添加的学生信息到原文件*/ 140 return i; /*返回文件中学生个数值*/ 141 } /*修改信息模块*/ 142 void modify(STUDENTS students[], int sum) { // 143 FILE *fp; 144 int i, choice, flag, modify_num; 145 sum = read_file(students); /*读文件*/ 146 do { 147 system("cls"); 148 printf("\n 输入要修改的学生学号:"); 149 scanf("%d", &modify_num); /*输入要修改的学生学号*/ 150 for (i = 0; i<sum; i++) 151 if (students[i].num == modify_num) { 152 printf("\n 学生信息 \n"); 153 printf("num name sex age year-month-day sushe zhuanye class chuanghao\n"); 154 printf(" \n"); 155 printf("%5d %5s %5s %5d %5d %5d %5d %5s %5s %5s %5s\n", 156 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, students[i].birthday.month, 157 students[i].birthday.day, students[i].sushe, students[i].zhuanye, students[i].classes, students[i].chuanghao); 158 printf("\n 要修改哪一项?\n"); 159 printf("\n 1.学生学号 \n"); 160 printf("\n 2.学生姓名 \n"); 161 printf("\n 3.学生性别 \n"); 162 printf("\n 4.学生年龄 \n"); 163 printf("\n 5.学生出生年月日 \n"); 164 printf("\n 6.学生宿舍号 \n"); 165 printf("\n 7.学生专业 \n"); 166 printf("\n 8.学生班级 \n"); 167 printf("\n 9.学生床号 \n"); 168 printf("\n 请选择(1-9):"); 169 scanf("%d", &choice); 170 switch (choice) { 171 case 1:printf("\n 输入修改后的学号:"); 172 scanf("%d", &students[i].num); break; 173 case 2:printf("\n 输入修改后的姓名:"); 174 scanf("%s", students[i].name); break; 175 case 3:printf("\n 输入修改后的性别:"); 176 scanf("%s", students[i].sex); break; /*选择要修改学生的项目*/ 177 case 4:printf("\n 输入修改后的年龄:"); 178 scanf("%d", &students[i].age); break; 179 case 5:printf("\n 输入修改后的出生年月:"); 180 scanf("%d %d %d", &students[i].birthday.year, &students[i].birthday.month, &students[i].birthday.day); 181 break; 182 case 6:printf("\n 输入修改后的宿舍号:"); 183 scanf("%s", students[i].sushe); break; 184 case 7:printf("\n 输入修改后的专业:"); 185 scanf("%s", students[i].zhuanye); break; 186 case 8:printf("\n 输入修改后的班级:"); 187 scanf("%s", students[i].classes); break; 188 case 9:printf("\n 输入修改后的床号:"); 189 scanf("%s", students[i].chuanghao); break; 190 } 191 printf("\n 学生信息表 \n"); 192 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 193 printf(" \n"); 194 printf("%5d %5s %5s %5d %5d %5d %5d %5s %5s %5s %5s\n", 195 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, 196 students[i].birthday.month, students[i].birthday.day, students[i].sushe, 197 students[i].zhuanye, students[i].classes, students[i].chuanghao); 198 break; /*输出修改后的学生信息*/ 199 } 200 if (i == sum) { 201 printf("\n 该学生不存在!"); 202 _getch(); 203 } 204 printf("\n\n 继续修改吗?(Y/N)"); 205 choice = _getch(); 206 if (choice == 'Y' || choice == 'y') { 207 flag = 1; 208 printf("\n 继续!\n"); 209 } /*是否要继续修改*/ 210 else flag = 0; 211 } while (flag == 1); 212 printf("\n 按任意键返回主菜单!"); 213 _getch(); 214 save_file(students, sum); /*保存修改后的信息*/ 215 } /*删除信息模块*/ 216 int del(STUDENTS students[], int sum) { 217 int i, del_num; 218 printf("请输入要删除的学生学号"); 219 scanf("%d", &del_num); /*输入要删除的学生学号*/ 220 for (i = 0; i<sum; i++) { 221 if (del_num == students[i].num) { 222 for (; i<sum - 1; i++) 223 students[i].num = students[i + 1].num; 224 printf("删除成功"); 225 } 226 } 227 _getch(); 228 save_file(students, sum - 1); /*保存删除后的学生信息到原文件*/ 229 return (sum - 1); 230 } 231 /*查询信息模块*/ 232 void inquire(STUDENTS students[], int sum) { 233 FILE *fp; 234 int i, low=0,mid,high,choice, flag, choice2, inquire_num; 235 char inquire_name[20],inquire_chuanghao[50]; 236 sum = read_file(students); /*读文件*/ 237 printf("%d\n", sum); 238 printf("\n 1.按姓名查询 \n"); 239 printf("\n 2.按学号查询 \n"); 240 printf("\n 3.按床号查询 \n"); 241 printf("\n 请选择(1-3):"); 242 scanf("%d", &choice2); 243 switch (choice2) { 244 case 1: 245 do { 246 system("cls"); 247 printf("\n 输入要查询的学生姓名:"); 248 scanf("%s", &inquire_name); /*输入要查询的学生姓名*/ 249 for (i = 0; i < sum; i++) 250 if (strcmp(students[i].name,inquire_name)==0) { 251 printf("\n 此学生信息为: \n"); 252 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 253 printf(" \n"); 254 printf("%5d %5s %5s %5d %d%d%d %5s %5s %5s %5s\n", 255 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, 256 students[i].birthday.month, students[i].birthday.day, students[i].sushe, 257 students[i].zhuanye, students[i].classes, students[i].chuanghao); 258 break; /*输出要查询的学生信息*/ 259 } 260 if (i == sum) { 261 printf("\n 无此学生信息 \n"); 262 _getch(); 263 } 264 printf("\n\n 是否继续?(Y/N)"); 265 choice = _getch(); 266 if (choice == 'Y' || choice == 'y') { 267 flag = 1; 268 printf("\n 继续!\n"); /*是否要继续*/ 269 } 270 else flag = 0; 271 } while (flag == 1); break; 272 273 case 2: 274 do { 275 system("cls"); 276 printf("\n 输入要查询的学生学号:"); 277 scanf("%d", &inquire_num); /*输入要查询的学生学号*/ 278 high = sum - 1; 279 while (low <= high){ 280 mid = (low + high) / 2; 281 if (students[mid].num < inquire_num){ low = mid + 1; } 282 else if (students[mid].num > inquire_num) { high = mid - 1; } 283 else { i = mid; break; } 284 } 285 printf("\n 此学生信息为: \n"); 286 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 287 printf(" \n"); 288 printf("%5d %5s %5s %5d %d%d%d %5s %5s %5s %5s\n", 289 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, 290 students[i].birthday.month, students[i].birthday.day, students[i].sushe, 291 students[i].zhuanye, students[i].classes, students[i].chuanghao); 292 break; /*输出要查询的学生信息*/ 293 294 if (i == sum) { 295 printf("\n 无此学生信息 \n"); 296 _getch(); 297 } 298 printf("\n\n 是否继续?(Y/N)"); 299 choice = _getch(); 300 if (choice == 'Y' || choice == 'y') { 301 flag = 1; 302 printf("\n 继续!\n"); /*是否要继续*/ 303 } 304 else flag = 0; 305 } while (flag == 1); break; 306 case 3: 307 do { 308 system("cls"); 309 printf("\n 输入要查询的学生床号:"); 310 scanf("%s", &inquire_chuanghao); /*输入要查询的学生床号*/ 311 for (i = 0; i < sum; i++) 312 if (strcmp(students[i].chuanghao,inquire_chuanghao)==0) { 313 printf("\n 此学生信息为: \n"); 314 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 315 printf(" \n"); 316 printf("%5d %5s %5s %5d %d%d%d %5s %5s %5s %5s\n", 317 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, 318 students[i].birthday.month, students[i].birthday.day, students[i].sushe, 319 students[i].zhuanye, students[i].classes, students[i].chuanghao); 320 break; /*输出要查询的学生信息*/ 321 } 322 if (i == sum) { 323 printf("\n 无此学生信息 \n"); 324 _getch(); 325 } 326 printf("\n\n 是否继续?(Y/N)"); 327 choice = _getch(); 328 if (choice == 'Y' || choice == 'y') { 329 flag = 1; 330 printf("\n 继续!\n"); /*是否要继续*/ 331 } 332 else flag = 0; 333 } while (flag == 1); break; 334 } 335 336 337 printf("\n 按任意键返回主菜单!"); 338 _getch(); 339 } /*统计信息模块*/ 340 void count(STUDENTS students[], int sum) 341 { 342 int i, count = 0; 343 char s[10]; 344 printf("请输入要统计的班级的学生的班级号!"); 345 scanf("%s", s); /*按输入的班级号统计此班的总学生人数*/ 346 for (i = 0; i<sum; i++) 347 if (strcmp(s, students[i].classes) == 0) 348 count++; 349 printf("%s班的总人数为%d人", s, count); 350 _getch(); save_file(students, sum); 351 } /*排行信息模块*/ 352 void sort(STUDENTS students[], int sum) { 353 int i, j, t; 354 system("cls"); 355 printf("\n 学生信息排行\n"); 356 printf("\n 按学号排行\n"); 357 printf(" \n"); 358 for (i = 0; i<sum - 1; i++) /*按学号用冒泡法升序排列学生信息*/ 359 for (j = i + 1; j<sum; j++) { 360 if (students[i].num>students[j].num) { 361 students[10] = students[i]; 362 students[i]= students[j]; 363 students[j] =students[10]; } 364 } 365 printf(" \n"); 366 printf("num name sex age year-month-day sushe zhuanye classes chuanghao\n"); 367 for (i = 0; i<sum; i++) printf("%5d %5s %5s %5d %d%d%d %5s %5s %5s %5s\n", 368 students[i].num, students[i].name, students[i].sex, students[i].age, students[i].birthday.year, students[i].birthday.month, 369 students[i].birthday.day, students[i].sushe, students[i].zhuanye, students[i].classes, students[i].chuanghao); /*输出排序后的学生信息*/ 370 _getch(); 371 save_file(students, sum); //保存排序后的学生信息到文件中 372 } 373 374 int main() /*主函数*/ 375 { 376 STUDENTS students[MAX]; 377 int choice, sum; 378 sum = read_file(students); 379 if (!sum) { 380 printf("录入基本库存信息!\n"); 381 _getch(); 382 sum = input(students); /*录入学生信息*/ 383 } 384 do { 385 system("cls"); 386 printf("\n\n\n 学生宿舍管理系统 \n\n"); 387 printf(" 1.添加学生信息\n\n"); 388 printf(" 2.修改学生信息\n\n"); 389 printf(" 3.删除学生信息\n\n"); 390 printf(" 4.查询学生信息\n\n"); 391 printf(" 5.统计学生信息\n\n"); 392 printf(" 6.学生排序\n\n"); 393 printf(" 7.打印学生信息\n\n"); 394 printf(" 0.退出系统\n\n"); 395 printf(" 请选择(0-7):"); 396 scanf("%d", &choice); 397 switch (choice) /*用switch选择要调用的各模块函数并执行*/ 398 { 399 case 1: sum = append(students, sum); break; 400 case 2: modify(students, sum); break; 401 case 3: sum = del(students, sum); break; 402 case 4: inquire(students, sum); break; 403 case 5: count(students, sum); break; 404 case 6:sort(students, sum); break; 405 case 7:output(students, sum); break; 406 case 0: break; /*执行完各模块后按0退出系统*/ 407 } 408 } while (choice != 0); 409 save_file(students, sum); /*保存执行完各模块后的学生信息*/ 410 }
