华为机试C语言-最远足迹

题目描述：https://pycoder.blog.csdn.net/article/details/125531902
https://blog.csdn.net/weixin_44052055/article/details/123945932

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>int res_max;int isLegal(char *p)
{return (p[0] == '0' ? 0 : 1);
}int getDistance(int x, int y)
{return ((x * x) + (y * y));
}void coordinatesHandler(char *p, int start, int end, int *x, int *y)
{char tmp[100] = {0};char *data;int xx, yy;strncpy(tmp, p + start, end - start + 1);data = strtok(tmp, ",");if (!isLegal(data)) return;xx = atoi(data);data = strtok(NULL, ",");if (!isLegal(data)) return;yy = atoi(data);if (getDistance(xx, yy) > res_max) {*x = xx;*y = yy;res_max = getDistance(xx, yy);}
}int main(void)
{int len;char str[1000] = {0};int res_x = 0;int res_y = 0;res_max = 0;gets(str);len = strlen(str);int start, end;for (int i = 0; i < len; i++) {if (str[i] == '(') {start = i;} else if (str[i] == ')') {end = i;coordinatesHandler(str, start + 1, end - 1, &res_x, &res_y);}}printf("(%d,%d)\n", res_x, res_y);return 0;
}

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