>>127
#include <stdio.h>
int main()
{
     int x[2][2];
     scanf("%d%d%d%d", &x[0][0], &x[0][1], &x[1][0], &x[1][1]);
     printf("行列\n %10d %10d\n %10d %10d\n", x[0][0], x[0][1], x[1][0], x[1][1]);
     printf("逆行列\n %10d %10d\n %10d %10d\n", x[1][1], -x[0][1], x[1][0], x[0][0]);
     return 0;
}

#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <time.h>
int main()
{
     int x[100], max = INT_MIN, min = INT_MAX, i;
     double sum = 0;
     srand((unsigned int)time(NULL));
     for(i = 0; i < 100; i++){
         x[i] = rand()%INT_MAX;
         sum += x[i];
         if(x[i] > max)
             max = x[i];
         if(x[i] < min)
             min = x[i];
     }
     printf("総和：%.f\n最大値：%d\n最小値：%d\n", sum, max, min);
     return 0;
}