19 lines
324 B
C
19 lines
324 B
C
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#include <stdio.h>
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int main(int argc, char **argv) {
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int buf;
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int acc;
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int err;
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for(int i=1;i<argc;i++) {
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err=sscanf(argv[i], "%i", &buf);
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if(err!=1) {
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fprintf(stderr, "%s: arg #%d not an integer.\n",*argv,i);
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return 1;
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}
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acc+=buf;
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}
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acc/=argc-1;
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printf("%d\n",acc);
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return 0;
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}
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