#include int main(void) { int num[5][6] = { {1,2,3,4,5}, {6,7,8,9,10}, {11,12,13,14,15}, {16,17,18,19,20}}; int i,j; for(i=0;i<4;i++) { for(j=0;j<5;j++) { num[i][5]+=num[i][j]; num[4][j]+=num[i][j]; num[4][5]+=num[i][j]; } } i=0; while(i<5) { j=0; while(j<6) { printf("%3d ",num[i][j]); j++; } printf("\n"); i++; } return 0; }