/*
 Author: 曹北健
 Result: AC Submission_id: 4350793
 Created at: Tue Apr 19 2022 22:28:40 GMT+0800 (China Standard Time)
 Problem_id: 5556   Time: 5 Memory: 1740
*/

#include <stdio.h>
#pragma warning(disable:4996)
long long A_re[16][16] = { 0 }, A_im[16][16] = { 0 };
long long B_re[16][16] = { 0 }, B_im[16][16] = { 0 };
int main(){
    int n, i, j, k;
    char input[32] = { 0 };
    scanf("%d", &n);
    for(i = 0; i < n; i++){
        for(j = 0; j < n; j++){
            scanf("%s", input);
            sscanf(input, "%lld%lld", &A_re[i][j], &A_im[i][j]);
        }
    }
    for(i = 0; i < n; i++){
        for(j = 0; j < n; j++){
            scanf("%s", input);
            sscanf(input, "%lld%lld", &B_re[i][j], &B_im[i][j]);
        }
    }
    for(i = 0; i < n; i++){
        for(j = 0; j < n; j++){
            long long re0 = 0, im0 = 0, tmpre, tmpim;
            for(k = 0; k < n; k++){
                //A[i][k]*B[k][j]
                tmpre = A_re[i][k] * B_re[k][j] - A_im[i][k] * B_im[k][j];
                tmpim = A_re[i][k] * B_im[k][j] +A_im[i][k] * B_re[k][j];
                re0 += tmpre;
                im0 += tmpim;
            }
            //output
            if(re0 == 0 && im0 == 0){
                printf("0 ");
            }
            else if(re0 == 0){
                if(im0 == 1){
                    printf("i ");
                }
                else if(im0 == -1){
                    printf("-i ");
                }
                else{
                    printf("%lldi ", im0);
                }
            }
            else if(im0 == 0){
                printf("%lld ", re0);
            }
            else{
                printf("%lld", re0);
                if(im0 == 1){
                    printf("+i ");
                }
                else if(im0 == -1){
                    printf("-i ");
                }
                else{
                    if(im0 > 0){
                        printf("+");
                    }
                    printf("%lldi ", im0);
                }
            }
        }
        printf("\n");
    }
    return 0;
}