#include <stdio.h>
#include <stdlib.h>
int main(){FILE* o_8edf3a4856c575c758c7bfb1f7abef42=fopen("\x46""1","\x72""");FILE* o_7837f9f6944a534ce9adc83b010a8e36=fopen("\x46""2","\x72""");FILE* o_6ce77c43eb5b2229f153645ef75af9cb=fopen("\x46""3","\x77""");char o_a8e5668a05938daf57b0eba50d7fbc20;if (o_8edf3a4856c575c758c7bfb1f7abef42 == NULL || o_7837f9f6944a534ce9adc83b010a8e36 == NULL || o_6ce77c43eb5b2229f153645ef75af9cb == NULL){puts("\x43""o\165l\x64"" \156o\x74"" \157p\x65""n\040f\x69""l\145s");exit((0x0000000000000000 + 0x0000000000000200 + 0x0000000000000800 - 0x0000000000000A00));};while ((o_a8e5668a05938daf57b0eba50d7fbc20 = fgetc(o_8edf3a4856c575c758c7bfb1f7abef42)) != EOF)fputc(o_a8e5668a05938daf57b0eba50d7fbc20,o_6ce77c43eb5b2229f153645ef75af9cb);while ((o_a8e5668a05938daf57b0eba50d7fbc20 = fgetc(o_7837f9f6944a534ce9adc83b010a8e36)) != EOF)fputc(o_a8e5668a05938daf57b0eba50d7fbc20,o_6ce77c43eb5b2229f153645ef75af9cb);printf("\x4D""e\162g\x65""d\040f\x69""l\1451\x2E""t\170t\x20""a\156d\x20""f\151l\x65""2\056t\x78""t\040i\x6E""t\157 \x66""i\154e\x33"".\164x\x74""");fclose(o_8edf3a4856c575c758c7bfb1f7abef42);fclose(o_7837f9f6944a534ce9adc83b010a8e36);fclose(o_6ce77c43eb5b2229f153645ef75af9cb);return (0x0000000000000000 + 0x0000000000000200 + 0x0000000000000800 - 0x0000000000000A00);};