#include <stdio.h> int main() { int n=0; scanf("%d/n",&n); int distance[n]; for (int i=0;i<n;i++) { scanf("%d/n",&distance[i]); } int a=distance[0],b=0; for (int i=1;i<n;i++) { if (distance[i]<a) { a=distance[i]; b=i; }
}
printf("Min distance at point %d: %dcm\n",b,a); if (a<30) {
printf("Obstacle detected!");
}
}