64 lines
901 B
C++
64 lines
901 B
C++
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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void nameToXY(const char *str, int &x, int &y)
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{
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if (strchr(str, '_') == NULL)
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{
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fprintf(stderr, "invalid zone name %s\n", str);
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abort();
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}
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x = 0;
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y = 0;
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while (*str != '_')
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y = y*10 + *(str++)-'0';
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y--;
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++str;
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x = (toupper(str[0])-'A')*26+(toupper(str[1])-'A');
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}
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void XYToName(int x, int y, char *str)
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{
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sprintf(str,"%d_%c%c ", y+1, 'A'+x/26, 'A'+x%26);
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}
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int main(int argc, char **argv)
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{
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if (argc != 2)
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{
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fprintf(stderr, "invalid usage\n");
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abort();
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}
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char dump[128];
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char output[256];
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output[0] = '\0';
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int x, y;
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nameToXY(argv[1], x, y);
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int i, j;
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for (i=-1; i<=1; ++i)
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{
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for (j=-1; j<=1; ++j)
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{
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XYToName(x+i, y+j, dump);
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strcat(output, dump);
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}
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}
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fprintf(stdout, "%s", output);
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return 0;
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}
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