20 lines
367 B
C
20 lines
367 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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int main(void){
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float reel;
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int entier;
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int decimal;
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int pui;
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printf("rentrez un réel :");
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scanf("%f", &reel);
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entier = trunc(reel);
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decimal = reel - entier;
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pui = log10(decimal)+1;
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printf(" L'écriture scientifique de ce réel est : %d x %d10^-%d",entier,decimal,pui);
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return EXIT_SUCCESS;
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}
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