- /* C program for addition/multiplication tables mod N */
- #define N 26
- #define Letter(i) ( (char)(i)+'A' )
- main()
- {
- int i,j;
- printf("Addition and Multiplication Tables Mod N = %d\n",N);
- for (i=0;i<N;i++) printf("%-3d",i); printf("\n");
- for (i=0;i<N;i++) printf("%-3c",Letter(i)); printf("\n");
- printf("\n\n");
- for (i=0;i<N;i++) {
- for (j=0;j<N;j++) {
- printf("%-3d",(i+j)%N);
- }
- printf("\n");
- }
- printf("\n\n");
- for (i=0;i<N;i++) {
- for (j=0;j<N;j++) {
- printf("%-3d",(i*j)%N);
- }
- printf("\n");
- }
- }
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