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https://github.com/radareorg/radare2.git
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68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
#include "../big.c"
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/*
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#include "../big-ssl.c"
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#include "../big-gmp.c"
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*/
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void main() {
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int a,b;
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RNumBig n1, n2, n3, zero;
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r_big_set_st (&n2, -2);
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r_big_set_str (&n3, "-3");
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//r_big_set_st (&n3, -3);
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printf ("n3last = %d\n", n3.last);
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printf ("%d %d\n", n3.dgts[0], n3.dgts[1]);
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r_big_mul (&n2, &n2, &n3);
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r_big_print (&n2);
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printf("--\n");
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r_big_set_st (&n1, 2);
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r_big_set_st (&n2, 3);
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r_big_mul(&n1, &n1, &n2);
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r_big_print (&n1);
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r_big_set_st (&n3, 923459999);
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r_big_mul (&n1, &n2, &n3);
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r_big_mul (&n2, &n1, &n3);
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r_big_mul (&n1, &n2, &n3);
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r_big_print (&n1);
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r_big_set_st64 (&n2, 9999923459999999);
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r_big_set_st64 (&n3, 9999992345999999);
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r_big_mul (&n1, &n2, &n3);
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r_big_mul (&n2, &n1, &n3);
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r_big_mul (&n1, &n2, &n3);
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r_big_print (&n1);
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while (scanf ("%d %d\n",&a,&b) != EOF) {
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printf("a = %d b = %d\n",a,b);
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r_big_set_st(&n1, a);
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r_big_set_st(&n2, b);
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r_big_add (&n3, &n1, &n2);
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printf ("addition -- ");
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r_big_print (&n3);
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printf ("r_big_cmp a ? b = %d\n",r_big_cmp(&n1, &n2));
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r_big_sub (&n3,&n1,&n2);
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printf("subtraction -- ");
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r_big_print (&n3);
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r_big_mul (&n3,&n1,&n2);
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printf("multiplication -- ");
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r_big_print (&n3);
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r_big_set_st(&zero, 0);
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if (r_big_cmp(&zero, &n2) == 0)
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printf("division -- NaN \n");
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else {
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r_big_div (&n3,&n1,&n2);
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printf("division -- ");
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r_big_print (&n3);
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}
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printf("--------------------------\n");
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}
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}
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