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Fixed another error with mult

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
This commit is contained in:
sigonasr2 2022-07-18 21:43:57 -05:00
parent fb6111b33d
commit e580693d7a
3 changed files with 9 additions and 8 deletions
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2
src/main.c
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@ -15,7 +15,7 @@
int main(int argc,char**argv) {
struct String factorialSum = {1,"0"};
int counter=1;
mult((struct String){3,"575"},(struct String){4,"4200"});
printf("%s",mult((struct String){14,"85018361849301"},(struct String){7,"1849204"}).str);
while (counter<=100) {
counter++;
}

15
src/utils.c
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@ -20,18 +20,19 @@ struct String mult(struct String numb1, struct String numb2) {
carryover=0;
for (int j=n1.length-1;j>=0;j--) {
int mult = (n1.str[j]-'0')*(n2.str[i]-'0')+((carryover!=0)?carryover:0);
//printf(" %d/%d\n",mult,carryover);
printf(" %d/%d\n",mult,carryover);
carryover=0;
if (mult>=10) {
carryover=mult/10;
mult=mult%10;
}
addends[i][j+1]=mult;
addends[(n2.length-1)-i][j+1]=mult;
}
if (carryover>0) {
addends[i][0]=carryover;
addends[(n2.length-1)-i][0]=carryover;
}
}
printIntDoubleArr(n2.length,n1.length+1,addends);
struct String sum = {1,"0"};
for (int i=0;i<n2.length;i++) {
char val[n1.length+1+i];
@ -42,14 +43,14 @@ struct String mult(struct String numb1, struct String numb2) {
val[j]=addends[i][j]+'0';
}
sum=add((struct String){n1.length+1+i,val},sum);
printf("%s\n",sum.str);
//printf("%s\n",sum.str);
}
printf("%s",sum.str);
//printIntDoubleArr(n2.length,n1.length+1,addends);
//printf("%s",sum.str);
return sum;
}
struct String add(struct String numb1, struct String numb2){
printf("%s %s\n",numb1.str,numb2.str);
//printf("%s %s\n",numb1.str,numb2.str);
byte carryover=0;
int digitCount=0;
char*str = malloc(0);