Список ошибок:
1>d:\secret\secret\secret.c(12): error C4996: 'fopen': This function or variable may be unsafe. Consider using fopen_s instead. To disable deprecation, use _CRT_SECURE_NO_WARNINGS. See online help for details.
1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\ucrt\stdio.h(207): note: см. объявление "fopen"
#include <stdio.h>
#include <string.h>
#include <locale.h>
int main() {
setlocale(LC_ALL, "Russian");
int N = 10, start = 2, i, val, j;
FILE *F;
if ((F = fopen("output.txt", "a")) == NULL) {
printf("File 'output.txt' - not found.\n");
}
for (i = 0; i < N; i++) {
val = start;
printf("VALUE: %d\n", val);
fprintf(F, "VALUE: %d\n", val);
for (j = 0; val != 1; j++) {
if (val % 2 == 0) {
printf("\tЧ: %d/2", val);
fprintf(F, "\tЧ: %d/2", val);
val = val / 2;
printf("=%d\n", val);
fprintf(F, "=%d\n", val);
}
else {
printf("\tН: %d*3+1", val);
fprintf(F, "\tН: %d*3+1", val);
val = val * 3 + 1;
printf("=%d\n", val);
fprintf(F, "=%d\n", val);
}
}
fclose(F);
start++;
}
return 0;
}