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https://github.com/Kiritow/OJ-Problems-Source.git
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23 lines
430 B
C
23 lines
430 B
C
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/*
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作者:千里冰封
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题目:p1475 m进制转十进制
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*/
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#include <stdio.h>
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#include <string.h>
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int get(int a){
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return a >= 'A' && a <= 'Z' ? a - 'A' + 10 : a - '0';
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}
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int main(int argc, char* argv[]) {
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int b, i, j, out = 0;
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char a[100];
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scanf("%s%i", a, &b);
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for(i = 1, j = strlen(a) - 1; j >= 0; i *= b, j--)
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out += get(a[j]) * i;
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printf("%i",out);
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if(argc > 1) for(;;);
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return 0;
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}
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