#include <stdio.h>
#include <math.h>
#include <conio.h>
#define n 5
#define m 4

int main () {
    int i, j, n_max = 0;
    float a[n][m], cache_max = 0.0;
    printf("Input array a\n");
    for(i = 0; i < n; i++) {
        for(j = 0; j < m; j++) {
            scanf("%f", &a[i][j]);
            if(a[i][j] > cache_max) {
                n_max = i;
                cache_max = a[i][j];
            }
        }
    }
    float a1[m], b[m];
    for(i = 0; i < m; i++) {
        a1[i] = a[n_max][i];
        b[i] = sin(a1[i]) + cos(a1[i]);
    }
    float cache;
    for(i = 0; i < m; i++) {
        if(i % 2 == 0) {
            j = i - 1;
            cache = a1[i]
            a1[i] = a1[j];
            a1[j] = cache;
            cache = b[i]
            b[i] = b[j];
            b[j] = cache;
        }
    }
    printf("Output array a1\n");
    for(i = 0; i < m; i++) {
        printf("%.1f", a1[i];
    }
    printf("Output array b\n");
    for(i = 0; i < m; i++) {
        printf("%.1f", b[i];
    }
    getch();
    return 0;
}