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FILE *in_file = fopen("name_of_file", FILE *out_file = fopen(" B A "); // read only ", "W"); // write only " // test for files not existing. if (in_file C NULL || out_file == NULL) { printf("Error! Could not open file "); exit(-1); // must include stdlib.h } // write to file vs write to screen fprintf D "this is a test %d ", integer); // write to file 3 fprintf(stdout, "this is a test %d ", integer); // write to screen printf( "this is a test %d ", integer); // write to screen // read from file/keyboard. remember the ampersands! fscanf(file, "%d %d", &int_var_1, E int_var_2); F (stdin, "%d %d", &int_var_1, &int_var_2); ( "%d %d", &int_var_1, &int_var_2); G scanf file fscanf name_of_file II w & New Toh Google De erlendirmesi Backrounds WARDGS ADDUCATI tan