Обновить cv3/program.c
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@ -45,6 +45,13 @@ int main() {
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inicStEk(&stek);
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char bufer[256];
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while (fgets(bufer, sizeof(bufer), stdin) != NULL) {
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if (bufer[0] == '\n') {
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printf("no input\n");
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return 0;
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}
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char* konec;
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double chislo = strtod(bufer, &konec);
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char c = konec[0];
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@ -75,7 +82,7 @@ int main() {
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}
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push(&stek, a / b);
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}
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} else if (isalpha(c)) {
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} else if (!isdigit(c) || !isalpha(c)) {
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printf("bad input\n");
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return 0;
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} else{
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