32 lines
610 B
C
32 lines
610 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char const *argv[])
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{
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if (argc<=2)
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{
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printf("il manque des arguments. Il en faut 2, il y en a %d.\n",argc-1);
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return 1;
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}
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for (int i = 0; i < strlen(argv[1]); ++i)
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{
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if(argv[1][i]=='.')
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{
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printf("Le premier argument n'est pas un reel.\n");
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return 1;
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}
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}
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for (int i = 0; i < strlen(argv[2]); ++i)
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{
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if(argv[2][i]=='.')
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{
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printf("Le deuxieme argument n'est pas un reel.\n");
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return 1;
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}
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}
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long x = strtol(argv[1],NULL,10);
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long y = strtol(argv[2],NULL,10);
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printf("%ld \n", x*y);
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return 0;
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}
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