#include<stdio.h>


int main(int argc, char **argv) {
	FILE* handle;
	int a, b;
	
	if (argc != 2) {
		printf("Usage: %s <filename>\n", argv[0]);
		return 1;
	}
	
	handle = fopen(argv[1], "r");
	if (handle == NULL) {
		printf("Datei konnte nicht geoeffnet werden!\n");
		return 1;
	}
	
	while (feof(handle) == 0) {
		fscanf(handle, "%d %d", &a, &b);
		printf("%d+%d=%d\n", a, b, a+b);
	}	
	
	fclose(handle);
	
	return 0;
}