#include<stdio.h>
void main() { int i,j,array[4][4],max,min,s0,s1;
for ( i=0;i<4;i++ ) for ( j=0;j<4;j++ ) scanf("%d",&array[i][j]);
max=min=array[0][0]; s0=s1=0;
for ( i=0;i<4;i++ ) {
for ( j=0;j<4;j++ ) {
if ( max<array[i][j] ) max=array[i][j];
else if ( min>array[i][j] ) min=array[i][j];
if ( i==j ) s0+=array[i][j];
if ( i==4-j-1 ) s1+=array[i][j];
}
}
printf("最大值%d,最小值%d,对角线和:%d,%d\n",max,min,s0,s1);
}
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