35 lines
742 B
C
35 lines
742 B
C
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#include<stdlib.h>
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#include<stdio.h>
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#include<string.h>
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#include<math.h>
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int puissance(int a, int b){
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int c;
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int resultat=0;
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for (c=0;c<b;c++){
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resultat = resultat*resultat;
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}
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}
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int strint(char chaine[10]){
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int digit=strlen(chaine)-1;
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int longueur=digit;
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int resultat=0;
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for (;digit>=0;digit--){
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printf(("%d = %d * 10**%d\n",(int)chaine[digit]), (int)chaine[digit])*puissance(10,(-digit+longueur)),(-digit+longueur));
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resultat += ((int)chaine[digit])*puissance(10,(-digit+longueur));
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}
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return(resultat);
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}
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int main(int argc, char** argv) {
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if (argc > 1) {
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int resultat;
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resultat = strint(argv[1]);
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printf("%d\n",resultat);
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} else {
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puts("aucun argument !");
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}
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return EXIT_SUCCESS;
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}
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