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#include <stdio.h> #include <string.h> int main(int argc, char** argv) { int result = 0; int i; for (i = 2; i < argc; i += 2) { if (strcmp(argv[i - 1], argv[i]) != 0) { fprintf(stderr, "Argument %d expected '%s' but got '%s'.\n", i, argv[i], argv[i - 1]); result = 1; } } return result; }