20131003 :: Prac 212

#include <stdio.h>
#include <string.h>

int main(int argc, char ** argv) {
    int leftWord = 1, rightWord = argc - 1, leftIndex = 0, rightIndex = strlen(argv[rightWord]) - 1, ok = 1;
    while (ok && (leftWord < rightWord || leftWord == rightWord && leftIndex < rightIndex)) {
        if (argv[leftWord][leftIndex] != argv[rightWord][rightIndex]) ok = 0;
        ++leftIndex;
        --rightIndex;
        if (leftIndex == strlen(argv[leftWord])) {
            ++leftWord;
            leftIndex = 0;
        }
        if (rightIndex < 0) {
            --rightWord;
            rightIndex = strlen(argv[rightWord]) - 1;
        }
    }
    if (ok) printf("Yes"); else printf("No");
    return 0;
}