#define _CRT_SECURE_NO_WARNINGS #include #include #include void jiami(char *path, char *pathjiami) { FILE *p = fopen(path, "r"); FILE *q = fopen(pathjiami, "w"); if (p == NULL||q==NULL) { return; } while (!feof(p)) { char ch; ch = fgetc(p); putchar(ch); } rewind(p); while (!feof(p)) { char ch; ch = fgetc(p); putchar(ch+1); fputc(ch + 1, q); } fclose(p); fclose(q); } void jiemi(char *path, char *pathjiemi) { FILE *p = fopen(path, "r"); FILE *q = fopen(pathjiemi, "w"); if (p == NULL || q == NULL) { return; } while (!feof(p)) { char ch; ch = fgetc(p); fputc(ch - 1, q); } fclose(p); fclose(q); } void main() { char *path = "C:\\users\\xiaokang\\Desktop\\1.txt"; char *pathjiami = "C:\\Users\\xiaokang\\Desktop\\jiami.txt "; char *pathjiemi = "C:\\Users\\xiaokang\\Desktop\\jiemi.txt"; jiami(path, pathjiami); jiemi(pathjiami, pathjiemi); system("pause"); } 本文来源：https://www.wddqw.com/doc/988a38131ed9ad51f11df237.html