24 lines
509 B
C
24 lines
509 B
C
// vim: set ts=4 sw=4 et tw=80:
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#include <stdio.h>
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#include <string.h>
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#include <stdbool.h>
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bool compare_reverse(char* s1, char* s2) {
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const size_t len = strlen(s1);
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if (len != strlen(s2))
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return false;
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for (size_t i = 0; i < len; i++)
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if (s1[i] != s2[len - 1 - i])
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return false;
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return true;
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}
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int main (const int argc, char** argv) {
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for (int i = 1; i < argc - 1; i++)
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for (int j = i + 1; j < argc; j++)
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if (compare_reverse(argv[i], argv[j]))
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printf("%s %s\n", argv[i], argv[j]);
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}
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