#include <stdio.h> void main() { int a,b,c,d,t; scanf("%d %d %d %d",&a,&b,&c,&d); if(a%2==1&&b%2==1&&c%2==1&&d%2==1) { if(a>b) { t=a; a=b; b=t; } if(b>c) { t=b; b=c; c=t; } if(c>d) { t=c; c=d; d=t; } if(a>b) { t=a; a=b; b=t; } if(b>c) { t=b; b=c; c=t; } if(a>b) { t=a; a=b; b=t; } if(a+2==b&&b+2==c&&c+2==d){ printf("%d+2=%d\n",a,b); printf("%d+2=%d\n",b,c); printf("%d+2=%d\n",c,d); }else { printf("%d %d %d %d",d,c,b,a); } } if(a%2!=1||b%2!=1||c%2!=1||d%2!=1){ if(a>b) { t=a; a=b; b=t; } if(b>c) { t=b; b=c; c=t; } if(c>d) { t=c; c=d; d=t; } if(a>b) { t=a; a=b; b=t; } if(b>c) { t=b; b=c; c=t; } if(a>b) { t=a; a=b; b=t; } printf("%d %d %d %d",d,c,b,a); } } /************************************************************** Problem: 1046 User: admin Language: C Result: Accepted Time:11 ms Memory:1144 kb ****************************************************************/