#include <stdio.h> int main() { int arr[4]={0}; int i; int m=0; for(i=0;i<4;i++){ scanf("%d",&arr[i]); if(arr[i]>m) m=arr[i]; } printf("%d\n",m); return 0; }

#include <stdio.h> int main() { int arr[4] = {0}; int max = arr[0]; for (int i = 0; i < 4; i++) { scanf("%d", &arr[i]); max = max > arr[i] ? max : arr[i]; } printf("%d\n", max); return 0; }