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Fix the invisible null value not transferring over in mult

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
This commit is contained in:
sigonasr2, Sig, Sigo 2022-07-22 17:36:31 +00:00
parent 2b11336692
commit f2d1e25c3d
3 changed files with 14 additions and 5 deletions
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11
src/main.c
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@ -1,5 +1,6 @@
#include <stdio.h> #include <stdio.h>
#include "utils.h" #include "utils.h"
#include <stdlib.h>
/* /*
Consider all integer combinations of ab for 2 ≤ a ≤ 5 and 2 ≤ b ≤ 5: Consider all integer combinations of ab for 2 ≤ a ≤ 5 and 2 ≤ b ≤ 5:
@ -18,6 +19,14 @@
*/ */
int main(int argc,char**argv) { int main(int argc,char**argv) {
printf("%s",BigPow(3,7).str); struct String*numbs=malloc(sizeof(struct String)*0);
int arrSize=0;
for (int a=2;a<=5;a++) {
for (int b=2;b<=20;b++) {
numbs=realloc(numbs,sizeof(struct String)*++arrSize);
numbs[arrSize-1]=BigPow(a,b);
printf("\n%s\n",numbs[arrSize-1].str);
}
}
return 0; return 0;
} }

8
src/utils.c
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@ -43,17 +43,17 @@ struct String mult(struct String numb1, struct String numb2) {
val[j]=addends[i][j]+'0'; val[j]=addends[i][j]+'0';
} }
sum=add((struct String){n1.length+1+i,val},sum); sum=add((struct String){n1.length+1+i,val},sum);
//printf("%s\n",sum.str); printf("\nAA:%s",sum.str);
} }
if (sum.str[0]=='0') { if (sum.str[0]=='0') {
char*newStr=malloc(sum.length-1); char*newStr=malloc(sum.length);
for (int i=1;i<sum.length;i++) { for (int i=1;i<sum.length+1;i++) {
newStr[i-1]=sum.str[i]; newStr[i-1]=sum.str[i];
} }
free(sum.str); free(sum.str);
sum=(struct String){sum.length-1,newStr}; sum=(struct String){sum.length-1,newStr};
} }
//printf("%s",sum.str); printf("\nA:%s",sum.str);
return sum; return sum;
} }